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1: Planar Speaker Asylum, RE: Down to 2 amps--the Pass X260.8s and the newer-to-me Berning... (0.00)
Posted by goryu on 2024-07-20, 03:41:45 (135.131.188.17)
When the distortion spectra are similar or below the threshold of your hearing, why would you expect to hear any differences? .......
2: Planar Speaker Asylum, RE: Suggestion (0.00)
Posted by goryu on 2024-05-21, 08:04:22 (135.131.188.17)
world's largest headphones.... .......
3: Planar Speaker Asylum, RE: LAOC Audio Club (0.00)
Posted by goryu on 2024-03-22, 13:08:21 (69.131.203.166)
Found a pair of Acoustat Spectra 6600 for sale in Philly. Bought them and will fly there next week to prepare for shipping. Couldn't be happier. Thanks for the replies. .......
4: Planar Speaker Asylum, RE: LAOC Audio Club (0.00)
Posted by goryu on 2024-03-20, 08:46:09 (69.131.203.166)
Thanks, me too! .......
5: Planar Speaker Asylum, RE: I can provide instructions (0.00)
Posted by goryu on 2024-03-19, 16:35:27 (69.131.203.166)
Thanks. I actually need someone to disassemble and place on pallets. .......
6: Planar Speaker Asylum, Anyone in the Anaheim area? (0.00)
Posted by goryu on 2024-03-19, 05:59:06 (69.131.203.166)
I have found 2 sets of Specta speakers for sale in the Anaheim area I would like to purchase but the women who owns them (husband has passed) doesn't know how to take off the interfaces and bases for .......
7: Planar Speaker Asylum, RE: Still waiting for the Majestic 745s, but I believe I've decided.... (0.00)
Posted by goryu on 2024-03-13, 05:33:29 (69.131.203.166)
Hypex NCx500 weights about 10 lbs, stable down to 1 Ohm, 700 watts. About $1200. Purifi's new amp weights about 10 lbs, stable down to 2 Ohms, about 900 watts, $1800. .......
8: Planar Speaker Asylum, RE: Final Audio (0.00)
Posted by goryu on 2024-02-28, 06:50:34 (69.131.203.166)
I have made emailed inquiries to the company and received no reply. I am going to look at Acoustats instead. Old but at least a track record of reliability. At 1/10 the price, I won't end up with an e .......
9: Planar Speaker Asylum, RE: Final Audio (0.00)
Posted by goryu on 2024-01-02, 15:03:53 (69.131.203.166)
Seems to be the case with the majority of audio companies- they come and go. Final was originally sold to a large company, Phillips I think, then they shut it down and now the original owners have re .......
10: Planar Speaker Asylum, What does Quad have to do with my post? NT (0.00)
Posted by goryu on 2024-01-01, 13:16:43 (69.131.203.166)
NT .......
11: Planar Speaker Asylum, Final Audio (0.00)
Posted by goryu on 2024-01-01, 08:22:45 (69.131.203.166)
Final Audio, an electrostatic speaker manufacturer in the Netherlands, first produced speakers back in the early 2000's, changed ownership, then the original owner restarted the company a few years ag .......
12: Planar Speaker Asylum, RE: Thought on potential Maggie upgrade (0.00)
Posted by goryu on 2023-12-04, 05:57:19 (69.131.203.166)
If you decide to go all the way, I know where there are a set of factory restored Tympani IVa's available! .......
13: Planar Speaker Asylum, RE: Any Tympani-IV / T-IVa owners? Working on mine, and mods (0.00)
Posted by goryu on 2023-11-25, 12:59:31 (69.131.203.166)
And yet the photo you posted above of a Tympani IUa mid has foil??? .......
14: Planar Speaker Asylum, RE: Any Tympani-IV / T-IVa owners? Working on mine, and mods (0.00)
Posted by goryu on 2023-11-24, 14:24:00 (69.131.203.166)
Were the tympani IVa's made with foil mids? I thought they were made with wire mids but mine, which were restored at the factory 8 or so years ago seem to have foil mids...????? .......
15: Planar Speaker Asylum, RE: Quadratic diffuser sale (0.00)
Posted by goryu on 2023-09-18, 05:53:05 (69.131.203.166)
thanks! .......
16: Planar Speaker Asylum, RE: Quadratic diffuser sale (0.00)
Posted by goryu on 2023-09-16, 06:24:51 (69.131.203.166)
Where did you get plans/dimensions to make your own? .......
17: Planar Speaker Asylum, RE: Ambience Ribbons (0.00)
Posted by goryu on 2023-09-03, 06:11:18 (69.131.203.166)
Tony Moore's Ambience went out of business several years ago. Great speakers, good luck getting parts. .......
18: Planar Speaker Asylum, RE: Same chunk of Mylar but (0.00)
Posted by goryu on 2023-04-23, 18:47:19 (45.128.36.162)
Thanks. So the mid is not a separate driver that can be removed- the mid and bass are on the same myler.... .......
19: Planar Speaker Asylum, MGIIIa midrange question (0.00)
Posted by goryu on 2023-04-23, 07:42:01 (96.61.189.116)
On this model are the mid and bass drivers separable or are their conductors glued to the same sheet of mylar? From the photo I have attached, the mid and bass appear to be one unit... ???? Thanks .......
20: Amp/Preamp Asylum, No proof these larger manufacturer's products outperform the eval module based amps... (0.00)
Posted by goryu on 2023-03-12, 15:48:06 (75.100.184.76)
There has been extensive tested done on a variety of eval based Purifi amps as well as NAD and others using the Purifi tech under license. The short story is there are several companies selling amps u .......
21: Amp/Preamp Asylum, If it weren't for people like you constantly mischaracterizing (0.00)
Posted by goryu on 2023-02-10, 06:00:14 (75.100.184.76)
my comments and intent, disputing what is objective fact, and making insulting, snarky comments, there would be 1 post here from me. You and others like you are the reason this continues. Again, if yo .......
22: Amp/Preamp Asylum, Why don't you argue on the merits instead of making baseless accusations? (0.00)
Posted by goryu on 2023-02-09, 08:00:38 (75.100.184.76)
My comments regarding Atmas amp performance vs the others I have mentioned is based on fact. Why don't you try using facts instead of, to use your term, smears? Perhaps you can start by explaining how .......
23: Amp/Preamp Asylum, What have you contributed of value to the discussion? (0.00)
Posted by goryu on 2023-02-09, 05:34:39 (75.100.184.76)
Off topic, irrelevant blather, just like your latest addition (better described as a subtraction). Buzz off Mr. Doe! .......
24: Amp/Preamp Asylum, There is no other factual basis on which to pass judgment as to performance. (0.00)
Posted by goryu on 2023-02-09, 05:32:24 (75.100.184.76)
Preferences are subjective and personal, thus they aren't a rational, never mind valid, basis for comparison. There is no logical way to make comparisons other than on objective performance. I haven't .......
25: Amp/Preamp Asylum, Not what I have said. Read much? (0.00)
Posted by goryu on 2023-02-08, 05:20:17 (75.100.184.76)
Misrepresenting my position is a weak and desperate approach. Come back when you can discuss with an actual argument based on facts rather than illusion and tortured misrepresentations of my position. .......
26: Amp/Preamp Asylum, Sorry, you couldn't be more wrong. I have never bought an amp (0.00)
Posted by goryu on 2023-02-07, 06:51:02 (75.100.184.76)
I didn't first listen to... .......
27: Amp/Preamp Asylum, Who said I don't listen? You did. If you actually kept up and read... (0.00)
Posted by goryu on 2023-02-07, 06:49:58 (75.100.184.76)
you would be able to reply with something based on facts rather than poorly formulated conjecture. 40 years of YOUR personal subjective observations is proof of nothing. You seem to know nothing about .......
28: Amp/Preamp Asylum, what ever.... (0.00)
Posted by goryu on 2023-02-04, 17:13:27 (75.100.184.76)
nt .......
29: Amp/Preamp Asylum, No, it proves I don't waste time auditioning equipment (0.00)
Posted by goryu on 2023-02-04, 16:15:30 (75.100.184.76)
that doesn't have a leading price/performance ratio. You see, I like amps that do what amps are suppose to do- take a small signal and make it larger, the less added the better, AND sound good to me. .......
30: Amp/Preamp Asylum, My amps have nothing to do with the performance and price of Atmasphere amps, period. (0.00)
Posted by goryu on 2023-02-04, 15:17:48 (75.100.184.76)
And again, I don't need to listen to them to know there are better performing products available at far less price. It's an objective fact. I am not arguing that someone might prefer them to a less ex .......
31: Amp/Preamp Asylum, I, unlike others, prefer to stay on topic. (0.00)
Posted by goryu on 2023-02-04, 10:02:44 (75.100.184.76)
My system, business, kid's name, kind of toothpaste I use, etc., have nothing to do with the Atmas amp. Ask a relevant question, get a relevant answer. Quite simple really. .......
32: Amp/Preamp Asylum, You sure showed them, lol... (0.00)
Posted by goryu on 2023-02-04, 04:22:33 (75.100.184.76)
nt .......
33: Amp/Preamp Asylum, still just humming along I see....bzzzzz bzzzzz... (0.00)
Posted by goryu on 2023-02-04, 04:20:57 (75.100.184.76)
Mr. Do .......
34: Amp/Preamp Asylum, Take your pick Mr. Do.....nt (0.00)
Posted by goryu on 2023-02-03, 19:42:48 (75.100.184.76)
nt .......
35: Amp/Preamp Asylum, not relevant nt (0.00)
Posted by goryu on 2023-02-03, 11:17:06 (75.100.184.76)
nt .......
36: Amp/Preamp Asylum, "you can't fix stupid"- anonymous nt (0.00)
Posted by goryu on 2023-02-03, 11:14:56 (75.100.184.76)
nt .......
37: Amp/Preamp Asylum, I, like everyone else here, expressed my opinion... (0.00)
Posted by goryu on 2023-02-02, 19:43:29 (75.100.187.164)
which was that this amp is overpriced based on it's performance. Some here decided to argue about it, and I responded in kind. If this upsets you, ignore it. If you want to take your shot and toss off .......
38: Amp/Preamp Asylum, Claims based on self delusion have no basis in objective fact.... (0.00)
Posted by goryu on 2023-02-02, 08:20:52 (75.100.187.164)
They are just subjective opinion. In other words, they can not be assumed to have any meaningful value to others. Claims, based on pseudo scientific testing, are just more hand waving. .......
39: Amp/Preamp Asylum, Thanks for proving my point. nt (0.00)
Posted by goryu on 2023-02-02, 08:11:26 (75.100.187.164)
nt .......
40: Amp/Preamp Asylum, Your sample size is insignificant. You haven't proved anything. (0.00)
Posted by goryu on 2023-02-02, 05:39:03 (75.100.187.164)
Of course Randi's challenge was heavily weighted- it's hard to lose when the facts and science are on your side. The risk was all borne by Randi and no one ever took him up on it. .......
41: Amp/Preamp Asylum, I thought you cared enough to actually take the time to notice (0.00)
Posted by goryu on 2023-02-02, 05:35:03 (75.100.184.76)
nearly every study cited in nearly every link agrees on the range of audibility. Feel free to prove otherwise. No doubt your dac "testing" was a rigorous double blind, level matched study with a stati .......
42: Amp/Preamp Asylum, You know what they say about stupid....nt (0.00)
Posted by goryu on 2023-02-02, 05:28:38 (75.100.187.164)
nt .......
43: Amp/Preamp Asylum, And you have accomplished what exactly? nt (0.00)
Posted by goryu on 2023-02-01, 19:26:09 (75.100.187.164)
nt .......
44: Amp/Preamp Asylum, RE: You've confirmed you have preferences. Congrats....nt (0.00)
Posted by goryu on 2023-02-01, 15:02:29 (75.100.187.164)
You haven't confirmed you hear differences. You've confirmed you think you hear differences. Whether differences actually exist in reality, you have done nothing to establish. Biases, etc. can often m .......
45: Amp/Preamp Asylum, take your pick.... (0.00)
Posted by goryu on 2023-02-01, 15:00:31 (75.100.187.164)
help yourself... .......
46: Amp/Preamp Asylum, design choice... (0.00)
Posted by goryu on 2023-01-31, 06:26:35 (75.100.187.164)
Some amp designers consciously tailor their amps to produce certain distortion profiles as indeed certain distortion types have been found to be pleasant to some. Others choose to design their amps to .......
47: Amp/Preamp Asylum, try google. plenty of sources with a rather narrow consensus. nt (0.00)
Posted by goryu on 2023-01-31, 04:19:59 (75.100.187.164)
nt .......
48: Amp/Preamp Asylum, You've confirmed you have preferences. Congrats....nt (0.00)
Posted by goryu on 2023-01-31, 04:18:03 (75.100.187.164)
nt .......
49: Amp/Preamp Asylum, Yes, no, maybe, sorry to hear that...nt (0.00)
Posted by goryu on 2023-01-31, 04:11:44 (75.100.187.164)
nt .......
50: Amp/Preamp Asylum, Pity that's all you were able to take away...nt (0.00)
Posted by goryu on 2023-01-29, 16:53:46 (75.100.187.164)
nt .......
51: Amp/Preamp Asylum, It's off topic for this thread. Save the snarky insults. nt (0.00)
Posted by goryu on 2023-01-29, 16:00:12 (75.100.187.164)
nt .......
52: Amp/Preamp Asylum, A rose by any other name... (0.00)
Posted by goryu on 2023-01-29, 15:58:56 (75.100.187.164)
play semantics if you wish. I think you are smart enough to understand the point. .......
53: Amp/Preamp Asylum, Woa, the sky is falling! (0.00)
Posted by goryu on 2023-01-29, 15:57:11 (75.100.187.164)
lol....I understand there is a extremely tight supply as they are selling out as soon as available. You probably couldn't get one even if you wanted to....Good to see you are visiting ASR, if you aren .......
54: Amp/Preamp Asylum, One person had an issue from shipping. Wow....guess you better stay away... (0.00)
Posted by goryu on 2023-01-29, 15:44:04 (75.100.187.164)
But hey, here's a subjective review comparing several of the latest class d amps: https://alpha-audio.net/ Including the new nilai500... Summary: they loved it. For what that is worth. .......
55: Amp/Preamp Asylum, Meaningless, pointless, and off topic. Sorry. nt (0.00)
Posted by goryu on 2023-01-28, 18:41:10 (45.128.36.194)
nt .......
56: Amp/Preamp Asylum, Why do you care? (0.00)
Posted by goryu on 2023-01-28, 16:21:41 (75.100.187.164)
Your interest is flattering though misplaced. By the way, Magnepan speakers present an almost purely resistive load which is easy to drive. They do have low sensitivity and need a lot of watts though. .......
57: Amp/Preamp Asylum, If you actually understood what I have said and actually knew what you were talking about (0.00)
Posted by goryu on 2023-01-28, 15:21:50 (75.100.187.164)
it might be worth continuing this discussion. I DON'T NEED to listen to this amp to conclude is has a poor cost/performance in comparison to other class d amps. It's a simple line by line comparison. .......
58: Amp/Preamp Asylum, See for yourselves... (0.00)
Posted by goryu on 2023-01-28, 12:56:44 (75.100.187.164)
Check it out... .......
59: Amp/Preamp Asylum, What maggies present a reactive load? Do tell...nt (0.00)
Posted by goryu on 2023-01-28, 12:52:23 (75.100.187.164)
nt .......
60: Amp/Preamp Asylum, I wouldn't need to repeat myself if people wouldn't keep asking the same question... (0.00)
Posted by goryu on 2023-01-28, 11:03:53 (75.100.187.164)
I have never said buying an amp isn't one's choice. Yes, I point out the obvious price-performance shortfall of the Atmas amp because it is one of the most glaring disparities in the class d amp marke .......
61: Amp/Preamp Asylum, Most authoritative sources... (0.00)
Posted by goryu on 2023-01-28, 10:41:55 (75.100.187.164)
agree with the following: "The human ear as a dynamic range from 0dB (threshold) to 120-130 dB. This is true for the middle frequency range (1-2 kHz). For lower or higher frequencies, the dynamic is n .......
62: Amp/Preamp Asylum, RE: Then, Why are you rubbishing .... (0.00)
Posted by goryu on 2023-01-28, 07:48:44 (75.100.187.164)
I don't consider my recommendation to consider price-performance "rubbishing"...Is it really that hard to understand? Let me lay it out for as simply as I can: The Atmasphere amp. by nearly all measur .......
63: Amp/Preamp Asylum, Yes, ASR has thoughts, as opposed to feelings...nt (0.00)
Posted by goryu on 2023-01-28, 06:04:50 (75.100.187.164)
nt .......
64: Amp/Preamp Asylum, The subjective impressions, descriptions, preferences, opinions, etc. of others ... (0.00)
Posted by goryu on 2023-01-28, 06:00:36 (75.100.187.164)
have little to no relevance to my own evaluation process. Rooms are different, associated equipment is different, to begin with. Tastes, perceptions, experiences, etc., all differ in varying degrees f .......
65: Amp/Preamp Asylum, Mischaracterization (0.00)
Posted by goryu on 2023-01-27, 19:58:37 (75.100.187.164)
I don't recall saying that I don't listen, on the contrary, I have said the ears are the final arbiter in a purchase decision. What I have said is exactly as you recount: there is no accounting for ta .......
66: Amp/Preamp Asylum, The numbers don't lie. Several $1000 amps perform measureably better (0.00)
Posted by goryu on 2023-01-27, 05:54:20 (75.100.187.164)
than the Atmasphere amp. That's a fact. Which one "sounds" better, that's a personal opinion which can't be proven. Several have distortion below the audible limit unlike the Atmasphere amp. On a pure .......
67: Amp/Preamp Asylum, No, that's opinion, not fact. nt (0.00)
Posted by goryu on 2023-01-27, 05:48:49 (75.100.187.164)
nt .......
68: Amp/Preamp Asylum, Human nature to discredit that which is not understood. nt (0.00)
Posted by goryu on 2023-01-27, 05:46:43 (75.100.187.164)
bt .......
69: Amp/Preamp Asylum, RE: Not if its made in the US and built properly. (0.00)
Posted by goryu on 2023-01-26, 22:29:54 (75.100.187.164)
Firstly, a linear supply is not necessary. A smps means you don't need to worry about constraining a heavy transformer, thus no need for an expensive case. I suppose though there are those who judge a .......
70: Amp/Preamp Asylum, I want the input signal made larger with nothing added to it... (0.00)
Posted by goryu on 2023-01-06, 14:48:30 (75.100.18.40)
I am not making any judgments regarding the quality of the recording, only the quality of the reproduction of the recording. .......
71: Amp/Preamp Asylum, "sadly he refuses to publish measurements"= lack of measurements...nt (0.00)
Posted by goryu on 2023-01-02, 20:52:27 (75.100.18.40)
nt .......
72: Amp/Preamp Asylum, Actually, my posts in this thread predate his, so you are wrong. (0.00)
Posted by goryu on 2023-01-02, 13:18:04 (75.100.18.40)
And I am not whining about the measurements. I am whining about the lack of measurements. So you are wrong about that as well. Get your insults straight. .......
73: Amp/Preamp Asylum, Why don't you do what most people do and just ignore what you don't want to hear... (0.00)
Posted by goryu on 2023-01-01, 21:00:07 (75.100.18.40)
instead of whining about it? .......
74: Amp/Preamp Asylum, Why don't you? nt (0.00)
Posted by goryu on 2023-01-01, 14:59:16 (75.100.18.40)
nt .......
75: Amp/Preamp Asylum, Reads like an ad to me...nt (0.00)
Posted by goryu on 2022-12-31, 17:09:10 (75.100.18.40)
nt .......
76: Amp/Preamp Asylum, The best we can do is eliminate what is within our control... (0.00)
Posted by goryu on 2022-12-30, 16:51:32 (75.100.18.40)
The final level is the sum of the parts. I can reduce what the amp is contributing if I choose an amp with well defined performance-much easier when there are comprehensive measurements that show the .......
77: Amp/Preamp Asylum, input x gain = output nt (0.00)
Posted by goryu on 2022-12-30, 11:37:38 (75.100.18.40)
mt .......
78: Amp/Preamp Asylum, If it did have a sound I wouldn't want it...I don't want distortion no matter how good it might "sound"...nt (0.00)
Posted by goryu on 2022-12-30, 09:41:35 (75.100.18.40)
nt .......
79: Amp/Preamp Asylum, You seem to have a reading issue... (0.00)
Posted by goryu on 2022-12-30, 05:27:54 (75.100.18.40)
I made several positive comments about the designer and his amp. My negative comments have not been about the amp's performance per se, but rather about the poor value it seems to present, the lack of .......
80: Amp/Preamp Asylum, It really isn't that difficult... (0.00)
Posted by goryu on 2022-12-29, 14:06:02 (75.100.18.40)
Either you have the equipment or you don't. If you do, post some measurements. If you don't, you can send it ASR and they can measure and post. Geez, it really isn't that difficult. Or you can make mo .......
81: Amp/Preamp Asylum, Hardly... Either you have the equipment or you don't. Make up your mind... (0.00)
Posted by goryu on 2022-12-29, 13:28:38 (75.100.18.40)
You wrote: "We have an older distortion analyzer made by hp. Its a nice unit but does not generate graphs. Anything I put up will have to be done by hand. That effort, or spending $30,000+ (the audio .......
82: Amp/Preamp Asylum, You've been around 50 years and don't have the equipment? I (0.00)
Posted by goryu on 2022-12-29, 11:32:37 (75.100.18.40)
hard to believe. there are labs that do this sort of thing, as I am sure you are aware. ASR does it for free if you send them an amp. Nah, seems like a "dog ate my homework" kind of excuse. Yes, trust .......
83: Amp/Preamp Asylum, Still haven't published comprehensive measurements nor given any reason for not doing so... (0.00)
Posted by goryu on 2022-12-29, 10:46:27 (75.100.18.40)
Look at numerous manufacturer's web sites: they say "specifications", which are in line with what you have published. Then they say "measurements" and provide detailed information, usually in graphic .......
84: Amp/Preamp Asylum, Most of the discussion has been about issues related to perception and interpretation (0.00)
Posted by goryu on 2022-12-28, 19:06:49 (75.100.18.40)
tangential to the amp based on claims made by the designer. .......
85: Amp/Preamp Asylum, It's done with a transformer...just make sure you get one rated for your max load...nt (0.00)
Posted by goryu on 2022-12-28, 15:28:26 (75.100.18.40)
nt .......
86: Amp/Preamp Asylum, No, you have published "specs", not measurements. more obfuscation. (0.00)
Posted by goryu on 2022-12-28, 14:52:44 (45.128.36.178)
And still no measurements nor any reason why you don't publish them. I haven't hid anything, that's been your game. .......
87: Amp/Preamp Asylum, RE: I haven't said anything negative about Orchard, on the contrary (0.00)
Posted by goryu on 2022-12-28, 14:48:27 (45.128.36.178)
Leo appears to have embraced the advantages of class d (high efficiency, small form factor, light weight, high performance, while operating with a modern business model, complete with measurements, et .......
88: Amp/Preamp Asylum, Do you know what obfuscation means? (0.00)
Posted by goryu on 2022-12-28, 12:55:39 (75.100.18.40)
You can't even state for the record why you won't publish measurements. That's really all people need to know. Best of luck. .......
89: Amp/Preamp Asylum, You still aren't answering the question: (0.00)
Posted by goryu on 2022-12-28, 10:29:58 (75.100.18.40)
why do you refuse to publish the full measurements? You say you have already said the amp has load invariant frequency response and I should know that from the feedback spec. Yes, I know post filter f .......
90: Amp/Preamp Asylum, No you haven't. You are repeating yourself but you aren't addressing the issue... (0.00)
Posted by goryu on 2022-12-28, 09:58:15 (75.100.18.40)
Nor have you once been straight up and given any sort of reason for not publishing a full set of measurements as others do. Seems like there is more being masked here than higher order distortion... : .......
91: Amp/Preamp Asylum, More deflection. nt (0.00)
Posted by goryu on 2022-12-28, 09:55:19 (75.100.18.40)
nt .......
92: Amp/Preamp Asylum, Why don't you answer the questions instead of deflecting? to wit: (0.00)
Posted by goryu on 2022-12-28, 09:48:00 (75.100.18.40)
You claim we can tell how an amp "sounds" from the measurements. Sounds to whom? Are you claiming there is no subjective interpretation of sound, taste, etc. stimuli? Are you claiming we can use objec .......
93: Amp/Preamp Asylum, No, just asking for what other manufacturers provide... (0.00)
Posted by goryu on 2022-12-28, 09:35:09 (75.100.18.40)
Why don't you publish a full set of measurements like Hypex and others and then you can use them to explain how you used the rules of human perception in conjunction with the measurements to tell us h .......
94: Amp/Preamp Asylum, When we make value comparisons, we compare performance at a price, not just price... (0.00)
Posted by goryu on 2022-12-28, 06:25:00 (75.100.18.40)
and by that metric, there are much better price/performance options out there... .......
95: Amp/Preamp Asylum, I haven't said anything negative about Orchard, on the contrary (0.00)
Posted by goryu on 2022-12-27, 19:58:53 (75.100.18.40)
I used them as an example of a class d amp with published measurements which show the amp to perform very very well. You can't compare the Orchard mono blocks to the Atmos-phere monoblocks as they are .......
96: Amp/Preamp Asylum, likewise...nt (0.00)
Posted by goryu on 2022-12-27, 16:33:51 (75.100.18.40)
nt .......
97: Amp/Preamp Asylum, I don't fail to see the difference... (0.00)
Posted by goryu on 2022-12-27, 16:30:59 (75.100.18.40)
What I fail to see is how common auditory sensory function has anything to do with the subjective perceptions of the sound quality. You are focused on the mechanism and the evolutionary developed spec .......
98: Amp/Preamp Asylum, You have been rather vague... (0.00)
Posted by goryu on 2022-12-27, 16:15:17 (75.100.18.40)
No mention of exactly where the 2nd and 3rd sit, nor the higher harmonics. You say you are all for measurements but don't seem to think there is a reason to share them. You haven't said anything abou .......
99: Amp/Preamp Asylum, A picture is worth 1000 words....nt (0.00)
Posted by goryu on 2022-12-27, 13:42:42 (75.100.18.40)
nt .......
100: Amp/Preamp Asylum, I can try... (0.00)
Posted by goryu on 2022-12-27, 13:41:19 (75.100.18.40)
How the auditory system converts external stimuli into "sound" is clearly the same for all humans, and yes, through experiment, you can undoubtedly develop an understanding of how the brain takes exte .......
101: Amp/Preamp Asylum, They seem to know what they are doing... (0.00)
Posted by goryu on 2022-12-27, 12:22:18 (75.100.18.40)
time will tell... .......
102: Amp/Preamp Asylum, You haven't pubished the distortion spectra measurements so there is no way of knowing... (0.00)
Posted by goryu on 2022-12-27, 12:08:30 (75.100.18.40)
Nor the frequency response with different loads, etc. There isn't any way to judge the performance in a comprehensive way from the few specs given. Your lower harmonics are below 120dB? If not, than w .......
103: Amp/Preamp Asylum, RE: I think the measurements matter a lot - we can agree on that...nt (0.00)
Posted by goryu on 2022-12-27, 11:58:36 (75.100.18.40)
nt .......
104: Amp/Preamp Asylum, Sure, the hardware is the same so there should be similarity in response (0.00)
Posted by goryu on 2022-12-27, 11:50:48 (75.100.18.40)
but as you admit, there is a range and deviation, and I think you meant a tight standard deviation, not mean. As I said, there will be differences between people in their interpretation quantitatively .......
105: Amp/Preamp Asylum, Agree....seems Hypex has designed a new power supply specifically for their new nilai500 amp...nt (0.00)
Posted by goryu on 2022-12-27, 11:43:26 (75.100.18.40)
nt/ .......
106: Amp/Preamp Asylum, I guess if you can't get distortion low enough to be inaudible (0.00)
Posted by goryu on 2022-12-27, 11:41:43 (75.100.18.40)
the next best thing is to try and hide the "bad" distortion with "good" distortion. Even so, it doesn't guarantee people will like the end result of either approach. .......
107: Amp/Preamp Asylum, I don't think so... (0.00)
Posted by goryu on 2022-12-27, 11:23:49 (75.100.18.40)
"Right now if the measurements exist we can forecast how an amplifier will sound. I know that must be anathema for the measurement crowd but if you understand how the ear senses things its not at all .......
108: Amp/Preamp Asylum, I haven't bought a purifi based amp yet but am looking at a few as well as the new Hypex products. nt (0.00)
Posted by goryu on 2022-12-27, 11:06:54 (75.100.18.40)
nt .......
109: Amp/Preamp Asylum, RE: I beg to differ (0.00)
Posted by goryu on 2022-12-27, 11:05:25 (75.100.18.40)
Perceptions and preferences are linked. My wife might perceive a sound as loud and be irritated. I may not perceive it to be loud and be happy with it. Of course I might perceive it to be loud yet be .......
110: Amp/Preamp Asylum, Harsh and bright are subjective interpretations... (0.00)
Posted by goryu on 2022-12-27, 10:57:32 (75.100.18.40)
not everyone would interpret "harsh and bright" the same exact way. Some may be more sensitive to harshness and brightness, some less so. Thus two different people may well differ in their subjective .......
111: Amp/Preamp Asylum, Seems odd (0.00)
Posted by goryu on 2022-12-27, 10:46:35 (75.100.18.40)
that if he believes "most reviews don't provide sufficient measurements" that he would provide a very limited set of specs and no real comprehensive measurements at all.... My take is he values compre .......
112: Amp/Preamp Asylum, Your opinion has been noted. (0.00)
Posted by goryu on 2022-12-27, 08:25:30 (75.100.18.40)
But frankly speaking, I don't post to entertain you nor anyone else. I should mention however that I fail to see any relationship between one man operations and small companies vis-a-vis the ability t .......
113: Amp/Preamp Asylum, By definition, subjective descriptions are not objectively definable... (0.00)
Posted by goryu on 2022-12-27, 08:20:58 (75.100.18.40)
it's a logical impossibility. .......
114: Amp/Preamp Asylum, He has had every opportunity to be forthcoming with the measurements (0.00)
Posted by goryu on 2022-12-27, 08:07:50 (75.100.18.40)
and he has deferred. He has already stated that he can't compete with the distortion measurements of Hypex and Purifi. He isn't trying to compete on price or measured performance, instead, he offers a .......
115: Amp/Preamp Asylum, There is some truth in what you say but it is all relative... (0.00)
Posted by goryu on 2022-12-26, 15:23:31 (75.100.18.40)
to many, as expressed here and other places in similar discussion, $5000 for an amp to a lot of people, who are in the hooby, is beyond comprehension. Granted, just because someone pays that much for .......
116: Amp/Preamp Asylum, I'm not about specs, I'm about value... (0.00)
Posted by goryu on 2022-12-26, 12:30:12 (75.100.18.40)
Like many others in this hobby. I am about value- performance at a price point, and judging by a recent thread on another audio forum I read regularly, I am far from alone. There is a huge market segm .......
117: Amp/Preamp Asylum, It's on their diy site. And here's a measurement of a purifi based amp with buffer (high gain setting)... (0.00)
Posted by goryu on 2022-12-26, 11:52:06 (75.100.18.40)
It's on their diy site. https://www.diyclassd.com/ Purifi amp with buffer set to high gain. Note the distortion is -125dB down with buffer set at high: .......
118: Amp/Preamp Asylum, Sounding "bright" is a subjective opinion... (0.00)
Posted by goryu on 2022-12-26, 11:33:19 (75.100.18.40)
There is no measure of "brightness". There is no guarantee that some might listen to the amp and say it is "bright" and not like it. There is no guarantee that someone might listen and say it is "brig .......
119: Amp/Preamp Asylum, Not valid on an individual basis (0.00)
Posted by goryu on 2022-12-26, 11:16:06 (75.100.18.40)
claiming "measurements" and "sounds good/bad" are absolutely correlated is a non sequitur. Humans may share the same physiology (hardware) but they don't share the same interpretive mechanism (softwar .......
120: Amp/Preamp Asylum, the amp I linked the measurements to is their new nilai500 (0.00)
Posted by goryu on 2022-12-26, 10:22:19 (75.100.18.40)
which has an onboard buffer, like the nc400 it supersedes. It is thus my understanding that this measurement includes the buffer though I am open to correction. In any case these measurements would se .......
121: Amp/Preamp Asylum, He implies a correlation between subjective opinion and objective measurements (0.00)
Posted by goryu on 2022-12-26, 10:06:17 (75.100.18.40)
which may, with a large enough sample size, show some correlation but on an individual level, it fails. There is no functional relationship between opinion and measurements on an individual level whic .......
122: Amp/Preamp Asylum, I have no reason to assume it isn't. .. (0.00)
Posted by goryu on 2022-12-26, 09:53:17 (75.100.18.40)
I have always found Hypex to be forthcoming, honest, and knowledgeable. 3rd party measurements of their products have confirmed their data in the past. .......
123: Amp/Preamp Asylum, Agreed...there is a an elitist, snob contingent that looks down its nose (0.00)
Posted by goryu on 2022-12-26, 09:29:33 (75.100.18.40)
at workingman's priced products. Thank the stars for the likes of Hypex, Purifi, and others who have advanced products that perform at stellar levels for reasonable prices. The $100,000 power cord, $2 .......
124: Amp/Preamp Asylum, Don't hold your breath... (0.00)
Posted by goryu on 2022-12-26, 07:38:37 (45.128.36.186)
If he wanted consumers to know he would have just published the measurements himself. .......
125: Amp/Preamp Asylum, Do you season your food or let others do it for you? (0.00)
Posted by goryu on 2022-12-26, 07:36:18 (45.128.36.186)
How something sounds is a subjective matter of personal taste. Do you let others pick out your clothes for you? Order your meal at a restaurant? Choose what music to buy? I suggest you listen for your .......
126: Amp/Preamp Asylum, I've made my thoughts and opinions on the topic at hand perfectly clear... (0.00)
Posted by goryu on 2022-12-25, 06:06:42 (75.100.18.40)
if you fail to understand my comments, perhaps the obtuseness is located in another direction. Have a nice holiday. .......
127: Amp/Preamp Asylum, Because frankly... (0.00)
Posted by goryu on 2022-12-24, 18:54:11 (75.100.18.40)
"what's wrong with letting us know where you've committed your $$$, or your DIY time and resources? Why are you here?" is not only not relevant but none of your nor anyone else's business. ::: TOPIC:: .......
128: Amp/Preamp Asylum, Try rereading my posts above (0.00)
Posted by goryu on 2022-12-24, 16:51:25 (75.100.18.40)
as I have made mention of several amp manufacturers offering state of the art performance at 1/3 the price of these Atmas-phere amps. Sorry to hear you are disappointed with the NAD. It must be an old .......
129: Amp/Preamp Asylum, You seem to be saying that you get what you pay for... (0.00)
Posted by goryu on 2022-12-24, 12:19:56 (75.100.18.40)
" Quality costs money. If you're happy with something less expensive good for you, I have an NAD amp that plays music, but my LTA is worlds better and worth every penny I paid." Implying that the NAD, .......
130: Amp/Preamp Asylum, Perhaps if these judgments are from a sufficiently large sample size...nt (0.00)
Posted by goryu on 2022-12-24, 11:58:23 (75.100.18.40)
nt .......
131: Amp/Preamp Asylum, An example.... (0.00)
Posted by goryu on 2022-12-24, 11:54:44 (75.100.18.40)
this looks pretty close to me....feel free to share yours...I suppose the reason people are now looking for more info is because many class d amp manufacturers are publishing such information. Peop .......
132: Amp/Preamp Asylum, Perhaps, but without full disclosure it's a safe bet... (0.00)
Posted by goryu on 2022-12-24, 08:52:04 (75.100.18.40)
Of course your comment is inherently based on the supposition that it is not a game changer in the class d realm. If the manufacturer offered a comprehensive suite of measurements showing new state th .......
133: Amp/Preamp Asylum, Why do you ask? (0.00)
Posted by goryu on 2022-12-24, 07:58:20 (75.100.18.40)
nt .......
134: Amp/Preamp Asylum, Where did I say it is "all about specs"? (0.00)
Posted by goryu on 2022-12-24, 07:57:46 (75.100.18.40)
Try rereading my post. I believe I said measurements are the beginning in product evaluation. I made it quite clear that ultimately it is how one appraises the sound of an amp in their system in their .......
135: Amp/Preamp Asylum, While we are at it.... (0.00)
Posted by goryu on 2022-12-23, 14:53:57 (75.100.17.3)
It's widely accepted that there are limits to human hearing. I know there are to mine. And I know that there must be a level at which distortion products are inaudible. Most claim around 110-120dB dow .......
136: Amp/Preamp Asylum, Difference between a few specs and real measurements... (0.00)
Posted by goryu on 2022-12-23, 13:01:03 (75.100.17.3)
You have published a few specs, bare bones at best. Your competitors are publishing measurements, pages of them. It isn't even close. No doubt the distortion produced by an amplifier can affect the so .......
137: Amp/Preamp Asylum, RE: Why the obsession ... (0.00)
Posted by goryu on 2022-12-22, 14:29:38 (75.100.17.3)
The fact is measurements don't lie. How something sounds is an opinion and is neither debatable nor necessarily shared. When comparing a product like an amp, which is designed to do one thing, make a .......
138: Amp/Preamp Asylum, Obsessed? No... (0.00)
Posted by goryu on 2022-12-22, 14:21:23 (75.100.17.3)
just pointing out it's a poor value in view of what else is available on the market especially when many other manufacturers are transparent with the performance of their products. Geez. .......
139: Amp/Preamp Asylum, Better value out there for a lot less money (0.00)
Posted by goryu on 2022-12-22, 10:32:48 (75.100.17.3)
While Ralph should be commended for designing his own class d amp, sadly he refuses to publish measurements. For about 1/2 to 1/3 the cost, there are state of the art class d amps available with publi .......
140: Planar Speaker Asylum, RE: Suggestions? (0.00)
Posted by goryu on 2022-12-16, 10:59:14 (75.100.17.3)
Thanks Josh for your considered reply. Yes, I have thought of just getting rid of the tympani's, getting a Magnapan driver, and building a new baffle, etc. I will probably just try the tympani mid/tw .......
141: Planar Speaker Asylum, RE: Suggestions? (0.00)
Posted by goryu on 2022-12-13, 06:35:10 (75.100.17.3)
Thanks for the reply. Even if they break in and the bass appears, they are taking up too much space... .......
142: Planar Speaker Asylum, Suggestions? (0.00)
Posted by goryu on 2022-12-12, 10:20:14 (75.100.17.3)
So I have a factory restored set of Tympani IVa's that I was able to finally unbox and set up. Love the mid/high end, but the bass leaves me cold. Also, these things are not making the significant oth .......
143: Amp/Preamp Asylum, And the other side of the story... (0.00)
Posted by goryu on 2022-11-02, 14:10:27 (75.100.16.88)
Bruno: Well, with the sort of audio performance we're getting I'd say that we're asymptotically approaching "perfect". One could argue that we passed the point of diminishing returns a few years ago .......
144: Amp/Preamp Asylum, Thanks for the commercial break....nt (0.00)
Posted by goryu on 2022-11-02, 09:43:26 (75.100.16.88)
nt .......
145: Amp/Preamp Asylum, RE: Absolutely.... (0.00)
Posted by goryu on 2022-11-02, 06:24:26 (75.100.16.88)
It's a religion for many. For others it's a meal ticket. People believe what they want to believe- just look at the crazy conspiracy theories circulating and the people who are rabid in defending them .......
146: Amp/Preamp Asylum, Absolutely.... (0.00)
Posted by goryu on 2022-11-01, 20:22:05 (75.100.16.88)
There are two things at work here: 1. If there are measurable differences and those differences are within the audible range of human hearing, different doesn't mean "better", it means different. Som .......
147: Amp/Preamp Asylum, Yours is a faith based argument devoid of any basis in science (0.00)
Posted by goryu on 2022-11-01, 13:48:26 (75.100.16.88)
Otherwise known as religion. These appeals to faith were left behind with the dark ages. I prefer a reality based on facts and logic. Of course "you can't measure it"- how could you peddle your wares .......
148: Amp/Preamp Asylum, He's contributed very little of actual substance and a lot of self serving nonsense... (0.00)
Posted by goryu on 2022-10-31, 20:22:52 (75.100.16.88)
which should be clear to anyone who believes in science rather than magic. .......
149: Amp/Preamp Asylum, RE: "they just don't get the concept" - "already one person who has modded his GaN 1" (0.00)
Posted by goryu on 2022-10-30, 20:44:45 (75.100.16.88)
"I make practically nothing. I am an enthusiast." That's half true, you don't make anything but snake oil, despite the "manufacturer" title under your name. More nonsense. .......
150: Amp/Preamp Asylum, RE: "they just don't get the concept" - "already one person who has modded his GaN 1" (0.00)
Posted by goryu on 2022-10-30, 15:25:26 (75.100.16.88)
It's hardly a new concept as has been mentioned. Some ignore the hype and unfounded marketing bs touted and blasted by those who jump on every bandwagon that allows them an opportunity to line their p .......
151: Amp/Preamp Asylum, RE: "they just don't get the concept" - "already one person who has modded his GaN 1" (0.00)
Posted by goryu on 2022-10-30, 07:29:58 (75.100.16.88)
Shiny new toy indeed. Consider the source.... .......
152: Amp/Preamp Asylum, RE: My Peachtree experience.... (0.00)
Posted by goryu on 2022-10-29, 22:57:47 (75.100.16.88)
Yawn....this amp is hardly revolutionary- there have been several other "power dac" amps previously, going all the way back to the Tact product some 20 years ago. Wadia and others have marketed them w .......
153: Amp/Preamp Asylum, RE: Peachtree GaN 1 digital amp/power DAC (0.00)
Posted by goryu on 2022-10-29, 07:08:40 (75.100.16.88)
Let's see their frequency response versus load plot. The other GaN amps put out by Peachtree all have load dependent frequency response, like the Tripath class d from 25 years ago. Most high end class .......
154: Amp/Preamp Asylum, RE: Energy storage and dynamics (0.00)
Posted by goryu on 2022-09-28, 06:09:25 (75.100.16.88)
Why aren't more smps being used? Several reasons come to mind: 1. Heavy amp = high quality 2. SMPS are "noisy" 3. SMPS require specialized expertise to design and build properly 4. SMPS are looked at .......
155: Amp/Preamp Asylum, It's even simpler... (0.00)
Posted by goryu on 2022-09-04, 05:44:51 (75.100.16.88)
Tastes differ... .......
156: Amp/Preamp Asylum, RE: You have been given the state of the art class d amp recommendation- Purifi. Ignore everything else. nt (0.00)
Posted by goryu on 2022-08-27, 06:44:16 (75.100.16.88)
Nord, Buckeye, Nad, March, to name a few that have gotten good press. As for the buffer, there is nothing wrong with the Purifi based buffer. Neurochrome is also excellent. As for the others, it depe .......
157: Amp/Preamp Asylum, Yours looks better than many I have seen from VTV (0.00)
Posted by goryu on 2022-08-27, 06:41:08 (75.100.16.88)
though to be fair most of the poorly done ones were Hypex based and most likely early production. They seem to have worked most of the kinks out by the time they started building Purifi amps. What smp .......
158: Amp/Preamp Asylum, Not circumstancial and not a competitor (0.00)
Posted by goryu on 2022-08-26, 09:59:14 (75.100.16.88)
There are several private parties who have posted photos on ASR of their VTV amps with poorly soldered wires, poorly done ground connections, holes drilled through the cases where holes didn't belong, .......
159: Amp/Preamp Asylum, If you look around you will find that there are better alternatives to VTV (0.00)
Posted by goryu on 2022-08-26, 06:46:22 (75.100.16.88)
There have been multiple reports of shoddy workmanship, improper wiring, etc. out of VTV. Buckeye Amps are due out soon with a much better made Purifi amp selection, with better features and workmansh .......
160: Amp/Preamp Asylum, RE: I have had 5 class D amps going back twenty years (0.00)
Posted by goryu on 2022-08-26, 06:03:04 (75.100.16.88)
There are still plenty of class d amps produced today that are inferior to 15 year old Hypex class d amps. There are also others which are better. One can't make assumptions. As has been said, the cur .......
161: Amp/Preamp Asylum, You have to differentiate models... (0.00)
Posted by goryu on 2022-08-25, 14:24:47 (75.100.16.88)
Purifi supplies a mono amp module complete without input buffer, the 1ET400A, as well as the Eval 1, a stereo amp with input buffers, and a mono amp module, the Eval 2, with input buffer. The included .......
162: Amp/Preamp Asylum, It's a big man who can laugh at himself. nt (0.00)
Posted by goryu on 2022-08-25, 09:06:01 (199.229.250.66)
nt .......
163: Amp/Preamp Asylum, Sorry you have been listening for 50 years and haven't yet learned a fundamental truth. nt (0.00)
Posted by goryu on 2022-08-25, 08:21:53 (199.229.250.66)
nt .......
164: Amp/Preamp Asylum, More speculation, blind assumptions, and pointless commentary. (0.00)
Posted by goryu on 2022-08-25, 08:18:47 (199.229.250.66)
Someone needs to find another outlet for their need for attention. .......
165: Amp/Preamp Asylum, that is unconscionable...nt (0.00)
Posted by goryu on 2022-08-25, 08:15:14 (199.229.250.66)
nt .......
166: Amp/Preamp Asylum, Everyone listens but some of us understand that not everyone hears the same thing. nt (0.00)
Posted by goryu on 2022-08-25, 06:17:25 (199.229.250.66)
nt .......
167: Amp/Preamp Asylum, You have been given the state of the art class d amp recommendation- Purifi. Ignore everything else. nt (0.00)
Posted by goryu on 2022-08-25, 05:22:20 (199.229.250.66)
nt .......
168: Amp/Preamp Asylum, So in other words, your opinion, which has little relevancy to others (0.00)
Posted by goryu on 2022-08-25, 05:20:47 (199.229.250.66)
when it comes to matters of taste. .......
169: Amp/Preamp Asylum, Some folks don't understand that you can't correlate measureable objective data (0.00)
Posted by goryu on 2022-08-24, 19:08:22 (75.100.16.88)
with subjectively unquantifiable perception. .......
170: Amp/Preamp Asylum, Some designers flavor their amps to produce certain distortion profiles. NT (0.00)
Posted by goryu on 2022-08-24, 15:25:46 (75.100.16.88)
NT .......
171: Amp/Preamp Asylum, Are you going to hold your breath and stomp your feet too? nt (0.00)
Posted by goryu on 2022-08-24, 12:13:03 (75.100.16.88)
nt .......
172: Amp/Preamp Asylum, Why would that be of any relevance to you? You have missed the point. nt (0.00)
Posted by goryu on 2022-08-24, 12:07:31 (75.100.16.88)
nt .......
173: Amp/Preamp Asylum, Glad you agree with me. nt (0.00)
Posted by goryu on 2022-08-24, 10:26:28 (75.100.16.88)
nt .......
174: Amp/Preamp Asylum, RE: No, it's not pseudoscience...it's just not ultra precise (0.00)
Posted by goryu on 2022-08-24, 10:24:20 (75.100.16.88)
On a personal level, for all practical purposes, it is effectively a pseudo science. "Not ultra precise" is a nice euphemism for "not accurate". It may have economic utility for manufacturers catering .......
175: Amp/Preamp Asylum, I'm not here to cater to your remedial educational needs nor (0.00)
Posted by goryu on 2022-08-24, 10:18:56 (75.100.16.88)
brag about myself. My comments stand on their own. Again, if you can't follow, get off the train. .......
176: Amp/Preamp Asylum, Sure, as I said, some designers use empirical data to try to appeal, (0.00)
Posted by goryu on 2022-08-24, 10:16:14 (75.100.16.88)
just as others try to design as pure an output as possible, to appeal to a market segment. So what? My point isn't that averages aren't of use to manufacturers, it is that they are no use to me or any .......
177: Amp/Preamp Asylum, The best engineers can do is produce equipment that does what it is suppose to... (0.00)
Posted by goryu on 2022-08-24, 10:09:55 (75.100.16.88)
which is amplify with as little distortion as possible, and play nicely with other components. It's up to the listener to judge for themselves whether or not they like the result, in their room with t .......
178: Amp/Preamp Asylum, I have been. Clearly you just don't read well. nt (0.00)
Posted by goryu on 2022-08-24, 07:17:58 (75.100.16.88)
nt .......
179: Amp/Preamp Asylum, Have I told you to put your cds in a freezer? (0.00)
Posted by goryu on 2022-08-24, 07:08:40 (75.100.16.88)
My apologies if I have disrupted somehow your comfort level. .......
180: Amp/Preamp Asylum, Not obfuscation, more a failure of comprehension. Try standing up when you read. nt (0.00)
Posted by goryu on 2022-08-24, 06:51:09 (75.100.16.88)
nt .......
181: Amp/Preamp Asylum, Fascinating. NT (0.00)
Posted by goryu on 2022-08-24, 06:44:31 (75.100.16.88)
nt .......
182: Amp/Preamp Asylum, RE: Measurements can tell a great deal about the objective performance of audio gear (0.00)
Posted by goryu on 2022-08-24, 06:37:35 (75.100.16.88)
"The final arbiter of all quality in audio is the listener" I believe that is exactly what I said. And all the empirical data based psychoacoustic studies, rules of thumb, and so called "rules", can n .......
183: Amp/Preamp Asylum, Here's a hint: it's not the bleach and horse tranquilizer kind of science. nt (0.00)
Posted by goryu on 2022-08-24, 06:23:41 (75.100.16.88)
nt .......
184: Amp/Preamp Asylum, acoustics is a science, psychoacoustics, on an individual level is a psuedo science, nt (0.00)
Posted by goryu on 2022-08-24, 06:20:39 (75.100.16.88)
nt .......
185: Amp/Preamp Asylum, Start with the basic science behind audio measurements. nt (0.00)
Posted by goryu on 2022-08-24, 06:15:00 (75.100.16.88)
nt .......
186: Amp/Preamp Asylum, RE: Can measurements tell a great deal about the subjective performance of audio gear?? THAT's THE QUESTION (0.00)
Posted by goryu on 2022-08-24, 05:56:15 (75.100.16.88)
I can't trust advice from others when it comes to matters of subjective taste as only I can decide what I like. I can trust science to point me in the right direction. .......
187: Amp/Preamp Asylum, Measurements can tell a great deal about the objective performance of audio gear (0.00)
Posted by goryu on 2022-08-24, 05:43:35 (75.100.16.88)
if you know how to use them, which in turn let's one judge the quality of engineering, design, how the amp can interact with a load, and other important information. They can provide a direction as to .......
188: Amp/Preamp Asylum, An amp doesn't play in a vacuum, it's part of a system. (0.00)
Posted by goryu on 2022-08-24, 05:14:33 (75.100.16.88)
Maybe you need to take a deeper look at how the system operates as a whole and how different people can perceive sound differently. Funny how you like to bring up studies which support your claims ye .......
189: Amp/Preamp Asylum, RE: you are conflating the rules of human hearing with individual perception. (0.00)
Posted by goryu on 2022-08-23, 14:33:53 (75.100.16.88)
And you are conflating empirically based models with reality. These are not "rules", they are empirically based guidelines. They speak to a population and aren't necessarily applicable to any one indi .......
190: Amp/Preamp Asylum, RE: Either that... (0.00)
Posted by goryu on 2022-08-23, 11:36:01 (75.100.16.88)
Notice I didn't say choose gear based on measurements alone, I said "use measurements as an aid". Of course listening to gear to see if one likes it is the final test but measurements are a useful met .......
191: Amp/Preamp Asylum, Here is the fundamental rule of perception: (0.00)
Posted by goryu on 2022-08-23, 11:15:15 (75.100.16.88)
people's perceptions vary. .......
192: Amp/Preamp Asylum, RE: I don't care what Amir thinks, I do care what he measures (0.00)
Posted by goryu on 2022-08-23, 11:10:50 (75.100.16.88)
They are also useful to those who can understand them. I find most who look down on the use of measurements to aid in component evaluation are simply covering up their ignorance. .......
193: Amp/Preamp Asylum, RE: has anyone in this discussion actually taken a hearing test? (0.00)
Posted by goryu on 2022-08-23, 06:18:07 (199.229.250.122)
Indeed. Perception varies. .......
194: Amp/Preamp Asylum, RE: Class D recommendations (0.00)
Posted by goryu on 2022-08-23, 06:14:48 (199.229.250.122)
Current state of the art class d includes Purifi, Hypex ncore, Orchard Audio, and perhaps a few others. Most class d amps have been designed to be a wire with gain, with distortions now for the most p .......
195: Amp/Preamp Asylum, laugh this off... (0.00)
Posted by goryu on 2022-08-19, 21:09:47 (75.100.16.88)
https://saylordotorg.github.io/text_business-communication-for-success/s07-03-differences-in-perception.html https://en.wikipedia.org/wiki/Perception https://qsstudy.com/why-perceptions-vary-from-pers .......
196: Amp/Preamp Asylum, feel free to let the music do the talking here. nt (0.00)
Posted by goryu on 2022-08-19, 15:26:48 (75.100.16.88)
nt .......
197: Amp/Preamp Asylum, You seem to be lacking in your understanding of human perception... (0.00)
Posted by goryu on 2022-08-19, 15:03:40 (75.100.16.88)
There is no point in discussing something with you when you lack a fundamental understanding of the topic. Here's something to help you along. Get back to me when you can discuss this from an educated .......
198: Amp/Preamp Asylum, Clearly manners and common courtesy weren't part of the syllabus. nt (0.00)
Posted by goryu on 2022-08-19, 14:55:27 (75.100.16.88)
nt .......
199: Amp/Preamp Asylum, No, not really... (0.00)
Posted by goryu on 2022-08-19, 13:08:32 (75.100.16.88)
Notice how some people who are hard of hearing often talk loudly or too softly? People with normal hearing can level match to the surroundings-and to other's conversational level- they use audio feedb .......
200: Amp/Preamp Asylum, RE: Huh? (0.00)
Posted by goryu on 2022-08-19, 12:56:15 (75.100.16.88)
It's not a simple matter of taste but also of perception. I can eat soup and to me it's salty. Maybe I like salty, and I am fine with it. The next guy tastes the same soup and says it's not salty and .......
201: Amp/Preamp Asylum, You never attended a listening session (0.00)
Posted by goryu on 2022-08-19, 11:27:11 (75.100.16.88)
with a few people all listening to the same music on the same system in the same room, swapping seats, etc., and had differing opinions on what they heard? Never had people listen to your system and h .......
202: Amp/Preamp Asylum, Prove it. nt (0.00)
Posted by goryu on 2022-08-19, 11:02:07 (75.100.16.88)
nt .......
203: Amp/Preamp Asylum, It seems you haven't observed the obvious... (0.00)
Posted by goryu on 2022-08-19, 10:14:25 (75.100.16.88)
Yes, I have read personal impressions of the same amp by different listeners with vastly different opinions. If you do a search, you will find them, as I said. I didn't "go after a class of amps"- I s .......
204: Amp/Preamp Asylum, Huh? (0.00)
Posted by goryu on 2022-08-19, 09:32:38 (75.100.16.88)
Odd you make inferences about my amp preferences...As a matter of fact I have owned 4 different class d amps over the years and will probably be purchasing the 5th at the end of the year... But my pre .......
205: Amp/Preamp Asylum, The fact remains.... (0.00)
Posted by goryu on 2022-08-19, 06:09:53 (75.100.16.88)
it is not possible to predict with certainty perceptions and taste on an individual level, thus the only way one can tell if a piece of audio gear, a wine, or anything else perception based, will suit .......
206: Amp/Preamp Asylum, No, I have made my point over and over. (0.00)
Posted by goryu on 2022-08-18, 14:04:51 (75.100.16.88)
You refuse to do the homework and I am not going to do it for you. And you have done nothing to support your claims. I'm off this merry-go-round. .......
207: Amp/Preamp Asylum, Again, read enough comments about purifi, ncore, icepower, etc. (0.00)
Posted by goryu on 2022-08-18, 09:53:23 (75.100.16.88)
and you will find them described in contradictory terms. We may all have the same physiology but we don't all perceive things the same way, judging by the descriptions people use to describe their per .......
208: Amp/Preamp Asylum, You have to do a little more work I am afraid... (0.00)
Posted by goryu on 2022-08-18, 09:50:15 (75.100.16.88)
People in the thread I referenced made comments about purifi, several different GaN amps, etc., good and bad. People have made comments about these same amps, good and bad, elsewhere. Just because it' .......
209: Amp/Preamp Asylum, Convenient explanation (0.00)
Posted by goryu on 2022-08-18, 07:42:02 (75.100.16.88)
which is certainly true in many cases but not all. Look at all the back and forth when the nc400 came out- which has a build in input/buffer, thus not "rollable". Sorry, but there were plenty of peopl .......
210: Amp/Preamp Asylum, No agenda other than to state the facts... (0.00)
Posted by goryu on 2022-08-17, 15:00:21 (199.229.250.130)
Many of these GaN amps have load dependent frequency response, like the old Tripath class d amps did, because they failed to use post filter feedback like Icepower, Hypex, Purifi, Orchard, and many ot .......
211: Amp/Preamp Asylum, LSA amps have load dependent frequency response (0.00)
Posted by goryu on 2022-08-17, 11:31:41 (199.229.250.130)
which plagued early class d designs 25 years ago and has long since been solved by newer designs. LSA GaN amps are nothing more than a new fet in an old design. Marketing technique mostly. ::: TOPIC:: .......
212: Amp/Preamp Asylum, Because perceptions and the interpretation of those perceptions differ between people. (0.00)
Posted by goryu on 2022-08-17, 09:27:14 (199.229.250.130)
Some will call a jalapeno pepper extremely spicy, others snack on them like candy. Some add salt to everything, others think everything is too salty. Perceptions and taste are subjective. .......
213: Amp/Preamp Asylum, Probably (0.00)
Posted by goryu on 2022-08-16, 08:51:33 (75.100.16.88)
as distortion from state of the art class d is below the threshold of audibility. .......
214: Amp/Preamp Asylum, Another class d is junk/class d has arrived thread (0.00)
Posted by goryu on 2022-08-15, 05:57:06 (75.100.16.88)
https://forum.audiogon.com/discussions/class-d-amplification-announcement?utm_source=sendgrid&utm_medium=email&utm_campaign=website .......
215: Amp/Preamp Asylum, RE: The failure in your logic (0.00)
Posted by goryu on 2022-08-12, 19:13:28 (75.100.16.88)
Ok, if you say so. I have been reading 5-6 audio forums about class d amps for the last 20 years. I know there are plenty of comments out there with wildly disparate impressions of the same amp. All y .......
216: Amp/Preamp Asylum, RE: The failure in your logic (0.00)
Posted by goryu on 2022-08-12, 16:12:52 (199.229.250.46)
Ok, if you say so. I have been reading 5-6 audio forums about class d amps for the last 20 years. I know there are plenty of comments out there with wildly disparate impressions of the same amp. All y .......
217: Amp/Preamp Asylum, RE: Right- so really not proving your point (0.00)
Posted by goryu on 2022-08-12, 13:09:53 (75.100.16.88)
If a group of people state that all class d amps have issues with higher frequencies, then clearly they are at odds with those who say certain class d amps have no issues with higher frequencies. So, .......
218: Amp/Preamp Asylum, RE: I didn't miss that. (0.00)
Posted by goryu on 2022-08-12, 11:36:39 (75.100.16.88)
The comments made in the thread I linked about high frequency deficiencies were made about class d amps in general, not about any particular amp. .......
219: Amp/Preamp Asylum, RE: Read it but it does not seem to be an example. (0.00)
Posted by goryu on 2022-08-11, 14:23:08 (75.100.16.88)
Maybe you missed the comments denigrating the upper frequencies of class d amps in general in that thread. Surely you have heard others without such reservations about certain class d amps. Different .......
220: Amp/Preamp Asylum, RE: As for me (0.00)
Posted by goryu on 2022-08-11, 09:51:20 (75.100.16.88)
lack distortion? .......
221: Amp/Preamp Asylum, Try this thread for starters... (0.00)
Posted by goryu on 2022-08-11, 05:25:31 (75.100.16.88)
https://www.audioasylum.com/cgi/vt.mpl?f=amp&m=245891 .......
222: Amp/Preamp Asylum, RE: the distinction (0.00)
Posted by goryu on 2022-08-10, 14:16:36 (75.100.16.88)
Google is your friend. I don't have the time or desire to hunt them down but I know I have seen plenty of comments about ncore and other class d amps being at once both sterile and detailed, lacking i .......
223: Amp/Preamp Asylum, RE: the distinction (0.00)
Posted by goryu on 2022-08-10, 09:56:26 (75.100.16.88)
We will have to agree to disagree. I have seen way too many reviews, read too many anecdotal comments on audio forums, have participated in too many joint listening sessions, wherein different people .......
224: Amp/Preamp Asylum, RE: the distinction (0.00)
Posted by goryu on 2022-08-09, 13:21:56 (75.100.16.88)
You are talking audiology and physiology. Yes, physiologically, we all have the same equipment. The issue as I said is that we all interpret the data in different ways. Tastes and preferences are base .......
225: Amp/Preamp Asylum, RE: "more musical" (0.00)
Posted by goryu on 2022-08-09, 10:25:42 (75.100.16.88)
What it comes down to is whether people buy your amp or not, which is usually based on several factors, not just if they "like" the sound, though that is usually the final arbiter. You can't tell som .......
226: Amp/Preamp Asylum, RE: Those are the same people who like some distortion (0.00)
Posted by goryu on 2022-08-09, 05:25:48 (75.100.16.88)
I think you are missing my point: I didn't say that amp designers don't pay attention to objective performance or can't tailor an amp's transfer function to produce a certain distortion spectra. My po .......
227: Amp/Preamp Asylum, RE: I'm inclined to thing that and Putzeys would disagree with you (0.00)
Posted by goryu on 2022-08-08, 18:33:46 (75.100.16.88)
Bruno has said repeatedly that he strives to produce a wire with gain, and objectively, he comes fairly close, yet there are those that don't like his amps- too clinical, too sterile, etc. He also use .......
228: Amp/Preamp Asylum, RE: "more musical" (0.00)
Posted by goryu on 2022-08-08, 16:25:43 (75.100.16.88)
Whether or not people like what they hear has everything to do with taste- what some consider "clinical", "sterile", "cold", others find "accurate". What some consider "warm", others consider "colored .......
229: Amp/Preamp Asylum, RE: "more musical" (0.00)
Posted by goryu on 2022-08-03, 15:51:09 (75.100.16.88)
I understand your desire to correlate objective performance with subjective assessments but given the tremendous range of opinions as to what people find "musical", the old adage, "there is no account .......
230: Amp/Preamp Asylum, RE: patents (0.00)
Posted by goryu on 2022-08-03, 06:09:56 (75.100.16.88)
"At any rate, GaNFET or no, Bruno's patents must be skirted somehow if one is to design a class D amp with the same distortion. " Sure, like coming up with a clever, original design. "Again also the .......
231: Amp/Preamp Asylum, RE: performance (0.00)
Posted by goryu on 2022-08-02, 12:22:57 (75.100.16.88)
The GaN devices offer some benefits in class d amps, mostly more efficiency, cooler operation, and some possible benefits if operated at higher switching frequencies. My point is most peddlers of GaN .......
232: Amp/Preamp Asylum, RE: huh? (0.00)
Posted by goryu on 2022-07-29, 19:29:04 (75.100.16.88)
Notice I said "class d audio", not class d amps. One is a company peddling GaN class d amps with the load dependent frequency response, the other a class of amplifiers, which includes those by Hypex a .......
233: Amp/Preamp Asylum, RE: "New" Technology (0.00)
Posted by goryu on 2022-07-29, 12:14:53 (75.100.16.88)
The major issue with the class d audio GaN amps is that they have load dependent frequency response, much the same as the old Tripath amps had. They simply grafted a flavor of the month device, the Ga .......
234: Amp/Preamp Asylum, RE: VTV Purify high power amp (0.00)
Posted by goryu on 2022-07-04, 12:36:54 (75.100.16.88)
To date I don't believe any third party Purifi amp has bested the original evaluation amp circulated by Purifi in objective performance. In fact, most of those with third party buffers (Sparkos, Weiss .......
235: Amp/Preamp Asylum, RE: Wonder when Mike K will discover this page ;) (0.00)
Posted by goryu on 2022-06-30, 14:04:38 (75.100.16.88)
in your opinion, which is worth the price paid. .......
236: Amp/Preamp Asylum, And you couldn't taste a fee mililiters of cat pee in a punch bowl but I would still rather not drink it...nt (0.00)
Posted by goryu on 2022-06-22, 14:23:50 (96.61.188.206)
nt .......
237: Amp/Preamp Asylum, RE: Agree.... (0.00)
Posted by goryu on 2022-06-22, 04:43:25 (96.61.188.206)
You mean like "better", "best"? .......
238: Amp/Preamp Asylum, RE: Agree.... (0.00)
Posted by goryu on 2022-06-21, 09:48:04 (96.61.188.206)
Your perceptions are subjective and thus all your assessments, regardless of how they are reached, if based on those perceptions, are themselves, subjective. Of course your preferences are yours to k .......
239: Amp/Preamp Asylum, RE: Agree.... (0.00)
Posted by goryu on 2022-06-21, 05:47:32 (96.61.188.206)
What you perceive as objectionable coloration someone else may find pleasant. Unless you quantify these colorations you are simply announcing your own preferences. Others may like what you do not- you .......
240: Amp/Preamp Asylum, RE: Agree.... (0.00)
Posted by goryu on 2022-06-20, 08:02:24 (96.61.188.206)
How do you define better? What metric or metrics do you use to make such judgments? .......
241: Amp/Preamp Asylum, RE: The Nilai500 looks impressive and DIY kits will be avaiable (0.00)
Posted by goryu on 2022-06-20, 05:59:32 (96.61.188.206)
Probably but the power supply seems like an upgrade as well. Looking forward to their release. .......
242: Amp/Preamp Asylum, RE: I'm intrigued by Hypex forthcoming DIY preamp kit (0.00)
Posted by goryu on 2022-06-19, 16:19:28 (96.61.188.206)
More interested in the new Hypex amp module Nilai500 and power supply. Appears to be the new state of the art. .......
243: Planar Speaker Asylum, RE: tympani IVa owners- a question (0.00)
Posted by goryu on 2022-04-12, 13:09:17 (96.61.188.206)
Thanks, yeah, I figured that- I should have been clearer... Thanks for your input. .......
244: Planar Speaker Asylum, RE: tympani IVa owners - a question (0.00)
Posted by goryu on 2022-04-11, 16:53:44 (45.128.36.178)
Thanks! I just bought an octo research dac8 and plan to triamp these eventually with a nc1200 Hypex on the bass panels and a purifi amp for each mid and highs, using a computer based crossover. Waitin .......
245: Planar Speaker Asylum, tympani IVa owners- a question (0.00)
Posted by goryu on 2022-04-11, 14:55:14 (96.61.188.206)
I bought a pair of these but they didn't come with the external crossover box, which I assume was for the bass panels (?). Without this external box can I simply use a dsp crossover and amp for the ba .......
246: Planar Speaker Asylum, RE: dual stereo ob ae dipole12 suitable for replacing tympani bass panels? Davey? (0.00)
Posted by goryu on 2021-11-19, 06:56:34 (96.61.188.206)
Thanks for the reply. Not sure how low an array of 8 or 10 neo-8's will play... .......
247: Planar Speaker Asylum, dual stereo ob ae dipole12 suitable for replacing tympani bass panels? Davey? (0.00)
Posted by goryu on 2021-11-18, 15:21:48 (96.61.188.206)
Toying with using dsp and computer crossovers with dipole woofers, a neo-8 array, and the tympani tweeter. Anyone know if a stereo pair of the ae dipole12 woofers will play high enough to cross over t .......
248: Amp/Preamp Asylum, RE: VTV Purifi Monoblocks using Purifi Amp and Purifi Input Buffer boards (0.00)
Posted by goryu on 2021-10-26, 09:56:06 (96.61.188.206)
You should qualify that as a statement of opinion, not fact, and from someone who stands to benefit from what is essentially an ad. See the rules: A member of the trade may not volunteer any informati .......
249: Planar Speaker Asylum, RE: the LRS won't let you down - nt (0.00)
Posted by goryu on 2021-08-30, 13:08:55 (96.61.188.206)
purifi .......
250: Planar Speaker Asylum, RE: Try josh358@gmail.com. Nt (0.00)
Posted by goryu on 2021-07-31, 05:18:34 (96.61.188.206)
Thanks. Have been in touch with him. .......
251: Planar Speaker Asylum, Pinging Josh358! (0.00)
Posted by goryu on 2021-07-17, 10:36:45 (96.61.188.206)
Sorry to post this publicly but since he doesn't accept private emails, thought I would reach out here... Would like to discuss your tympani mod with you Josh! Please contact me- Thanks! .......
Found total of 251 records, Query: , Author: goryu in All Forums, Time: 0 sec.