So your experience as a professional engineer allows you prototypes before concepts?

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Topic - Let's reverse-engineer the PS Audio Noise Harvester - tomsyl1 18:16:47 06/2/08 (91)

Is it not a wonderful thing (for being so uniquely prop-headed)... - clarkjohnsen 10:06:00 06/5/08 (12)

Umm sure? If you say so? - Ugly 11:27:38 06/5/08 (11)

We see you've never done any engineering. nt - clarkjohnsen 13:18:36 06/5/08 (9)

So your experience as a professional engineer allows you prototypes before concepts? - Ugly 06/5/0814:18:43 06/5/08 (8)

Engineering, my man, is an iterative process. - clarkjohnsen 08:33:15 06/6/08 (7)

Not always. It is possible to succeed on the first try. - Ugly 12:45:55 06/6/08 (6)

Nailing everything on the first pass. Now there's a concept to... - clarkjohnsen 08:49:07 06/7/08 (0)

Agreed - we're talking about a simple filter, after all - tomsyl1 15:59:28 06/6/08 (2)

Took apart a NH - unclestu52 20:34:20 06/6/08 (1)

RE: Took apart a NH - tomsyl1 02:32:10 06/8/08 (0)

Always tinker.... - unclestu52 13:19:35 06/6/08 (1)

Sure it does. It's an important distinction to make between product development and maintenance. - Ugly 15:43:18 06/6/08 (0)

LOL ! - unclestu52 11:47:28 06/5/08 (0)

RE: Let's reverse-engineer the PS Audio Noise Harvester - chris_w 01:32:41 06/4/08 (3)

RE: Let's reverse-engineer the PS Audio Noise Harvester - tomsyl1 08:35:47 06/4/08 (2)

RE: Let's reverse-engineer the PS Audio Noise Harvester - chris_w 15:15:42 06/4/08 (1)

RE: Let's reverse-engineer the PS Audio Noise Harvester - tomsyl1 22:26:27 06/4/08 (0)

RE: Let's reverse-engineer the PS Audio Noise Harvester - Steve Eddy 21:32:15 06/3/08 (6)

RE: Let's reverse-engineer the PS Audio Noise Harvester - tomsyl1 08:37:08 06/4/08 (5)

What are you talking about ?!? - pburant 11:23:08 06/4/08 (4)

RE: What are you talking about ?!? - tomsyl1 22:16:32 06/4/08 (0)

If it's a blind test, how did they see the blinking???nt - jneutron 13:52:04 06/4/08 (2)

Keep pedaling.....you'll catch up (nt) - pburant 14:02:18 06/4/08 (1)

Pedals??? Pedals??? I thought they said Petals... - jneutron 06:36:52 06/5/08 (0)

Why bother? - rick_m 20:11:56 06/3/08 (0)

RE: Let's reverse-engineer the PS Audio Noise Harvester - tomservo 12:39:50 06/3/08 (15)

RE: Let's reverse-engineer the PS Audio Noise Harvester - tomsyl1 14:30:50 06/3/08 (7)

RE: Let's reverse-engineer the PS Audio Noise Harvester - tomservo 15:23:08 06/3/08 (6)

How about balanced 120V power for noise reduction? - Atexanathome 18:22:12 06/4/08 (3)

RE: How about balanced 120V power for noise reduction? - Dan Banquer 12:32:02 06/5/08 (2)

There's a lot of truth in that... - Atexanathome 15:27:10 06/5/08 (1)

RE: There's a lot of truth in that... - Dan Banquer 15:43:06 06/5/08 (0)

RE: Let's reverse-engineer the PS Audio Noise Harvester - tomsyl1 16:05:02 06/3/08 (1)

RE: Let's reverse-engineer the PS Audio Noise Harvester - chris_w 15:43:35 06/4/08 (0)

Which of the 30 odd RFI - E-Stat 13:44:37 06/3/08 (3)

RE: Which of the 30 odd RFI - tomsyl1 14:33:13 06/3/08 (2)

Maybe yes, maybe no - E-Stat 14:48:45 06/3/08 (1)

RE: Maybe yes, maybe no - tomsyl1 19:40:00 06/3/08 (0)

RE: Let's reverse-engineer the PS Audio Noise Harvester - Dan Banquer 13:09:03 06/3/08 (2)

RE: Let's reverse-engineer the PS Audio Noise Harvester - tomsyl1 14:38:40 06/3/08 (1)

Right. nt - Dan Banquer 14:41:01 06/3/08 (0)

I've not heard it, BUT HiFi-Tuning's Noise Destroyer sure works. - clarkjohnsen 11:32:55 06/3/08 (8)

Thanks Clark - very helpful - tomsyl1 12:41:52 06/3/08 (7)

"They wouldn't market something that didn't do good things." Hmmm... - clarkjohnsen 07:48:48 06/4/08 (6)

RE: "They wouldn't market something that didn't do good things." Hmmm... - tomsyl1 09:01:26 06/4/08 (5)

Those, and the sun spot cycle, and who knows what else? nt - clarkjohnsen 09:28:14 06/4/08 (4)

RE: Those, and the sun spot cycle, and who knows what else? nt - tomsyl1 11:14:54 06/4/08 (3)

Yes; and they come and go. No one knows (in audio). nt - clarkjohnsen 12:03:28 06/4/08 (2)

Not to mention the phase of the moon, nt - Tony Lauck 18:55:54 06/4/08 (1)

D'ya 'spose?... nt - clarkjohnsen 10:01:36 06/5/08 (0)

Here's more detail from the manufacturer - E-Stat 09:54:44 06/3/08 (24)

Dare to post its design block diagram to justify its claim? - cheap-Jack 10:37:11 06/3/08 (23)

I don't have a block diagram to post - E-Stat 10:41:40 06/3/08 (22)

Yea, yr link read like there is some some "stuff" worth exploring. - cheap-Jack 11:21:34 06/3/08 (21)

The link Clark posted disproves PS's claim - tomsyl1 14:22:02 06/3/08 (0)

Indeed that will require a *full* understanding of the active circuitry - E-Stat 11:37:15 06/3/08 (19)

What purpose would active circuitry serve in a device like this? - tomsyl1 12:59:52 06/3/08 (7)

I will simply quote Mr. McGowan's description of the device - E-Stat 13:31:46 06/3/08 (6)

Then this device is tuned for audio-band noise. - Al Sekela 09:41:08 06/4/08 (2)

RE: Then this device is tuned for audio-band noise. - tomsyl1 11:36:38 06/4/08 (1)

I'm not much help, I'm afraid. - Al Sekela 09:36:45 06/5/08 (0)

RE: I will simply quote Mr. McGowan's description of the device - tomsyl1 14:45:42 06/3/08 (0)

Neary all the money go to build the LCD indicator electronics,... - cheap-Jack 13:49:06 06/3/08 (1)

The "LCD indicator electronics"? - E-Stat 14:09:19 06/3/08 (0)

Actually - unclestu52 11:45:42 06/3/08 (10)

RE: Actually - tomsyl1 12:56:46 06/3/08 (7)

RE: Actually - Ugly 14:39:13 06/3/08 (6)

Proper solutions are not always available or practical - E-Stat 15:04:48 06/3/08 (5)

RE: Proper solutions are not always available or practical - tomsyl1 16:16:06 06/3/08 (3)

That's what I wanted to do - E-Stat 17:58:34 06/4/08 (2)

RE: That's what I wanted to do - tomsyl1 17:32:30 06/5/08 (1)

There's something to be said - E-Stat 18:27:31 06/5/08 (0)

RE: Proper solutions are not always available or practical - Ugly 15:48:33 06/3/08 (0)

Not only draining off the noises at simple. - cheap-Jack 12:42:35 06/3/08 (0)

A common misconception. - Dan Banquer 12:03:10 06/3/08 (0)

Yea, for 25 bucks cost, don't expect miracles. - cheap-Jack 09:26:37 06/3/08 (0)

Perhaps you should take one apart and investigate - bjh 08:47:30 06/3/08 (10)

RE: Perhaps you should take one apart and investigate - tomsyl1 16:29:01 06/3/08 (9)

"I don't get your point." Then you're stupid! Nothing I can do about that. nt - bjh 06:43:19 06/4/08 (8)

A special explanation just for bjh: - tomsyl1 11:09:44 06/4/08 (6)

Let me see if I've got this correct.... - bjh 13:33:46 06/4/08 (5)

RE: Let me see if I've got this correct.... - tomsyl1 14:49:53 06/4/08 (4)

I have just examined all your posts in this thread - bjh 16:54:32 06/4/08 (3)

Is that really what this was all about? - tomsyl1 17:58:10 06/4/08 (2)

Still can't get, eh? It's OK, I see - bjh 19:25:55 06/4/08 (1)

So you're off to learn html tags? Good. - tomsyl1 19:57:09 06/4/08 (0)

RE: "I don't get your point." Then you're stupid! Nothing I can do about that. nt - tomsyl1 08:40:48 06/4/08 (0)

IIRC, - unclestu52 22:21:00 06/2/08 (3)

No. a stepdown transformer can't built so small ! - cheap-Jack 09:08:47 06/3/08 (1)

RE: No. a stepdown transformer can't built so small ! - tomsyl1 16:34:06 06/3/08 (0)

RE: IIRC, - tomsyl1 22:37:41 06/2/08 (0)

Follow Ups

So your experience as a professional engineer allows you prototypes before concepts? - Ugly 06/5/0814:18:43 06/5/08 (8)

Engineering, my man, is an iterative process. - clarkjohnsen 08:33:15 06/6/08 (7)

Not always. It is possible to succeed on the first try. - Ugly 12:45:55 06/6/08 (6)

Nailing everything on the first pass. Now there's a concept to... - clarkjohnsen 08:49:07 06/7/08 (0)

Agreed - we're talking about a simple filter, after all - tomsyl1 15:59:28 06/6/08 (2)

Took apart a NH - unclestu52 20:34:20 06/6/08 (1)

RE: Took apart a NH - tomsyl1 02:32:10 06/8/08 (0)

Always tinker.... - unclestu52 13:19:35 06/6/08 (1)

Sure it does. It's an important distinction to make between product development and maintenance. - Ugly 15:43:18 06/6/08 (0)

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