RE: Joppa M91 PF Derivative

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Topic - Sophia Electric 300B: 91-01 vs 91-05 - Plinius_Fan 21:03:57 05/7/13 (68)

Dynamic contrasts lacking with 300B SETs - Plinius_Fan 23:08:28 05/14/13 (10)

RE: Dynamic contrasts lacking with 300B SETs - Thorsten 23:26:08 05/24/13 (1)

PS, maybe I am being obtuse... - Thorsten 08:10:36 05/25/13 (0)

RE: Dynamic contrasts lacking with 300B SETs - drlowmu 11:50:17 05/20/13 (1)

RE: Dynamic contrasts lacking with 300B SETs - cpotl 13:16:29 05/20/13 (0)

RE: Dynamic contrasts lacking with 300B SETs - Paul Joppa 11:34:41 05/15/13 (3)

Nice tip in helping recognise IMD; noted! nt. - RC Daniel 15:24:53 05/15/13 (2)

RE: Nice tip in helping recognise IMD; noted! nt. - charles1dad 21:36:34 05/17/13 (1)

Shouting in agreement! nt. - RC Daniel 17:46:06 05/18/13 (0)

RE: Dynamic contrasts lacking with 300B SETs - Larry I 05:43:08 05/15/13 (0)

RE: Dynamic contrasts lacking with 300B SETs - RC Daniel 03:59:50 05/15/13 (0)

RE: Sophia Electric 300B: neither. - Jamesbmay 08:51:02 05/14/13 (0)

Western Electric 91A SET by Tube Audio Labs - Plinius_Fan 10:20:23 05/11/13 (8)

RE: Western Electric 91A SET by Tube Audio Labs - RC Daniel 04:22:01 05/13/13 (1)

Thanks a lot - Plinius_Fan 22:39:40 05/14/13 (0)

RE: Western Electric 91A SET by Tube Audio Labs - Paul Joppa 23:46:41 05/11/13 (5)

Here is the thing - Michael Samra 00:18:46 05/15/13 (0)

Tube Audio Lab WE91A - Sebrof 06:27:53 05/12/13 (3)

RE: Tube Audio Lab WE91A - drlowmu 13:01:54 05/12/13 (2)

Uber Supply - Sebrof 19:39:59 05/12/13 (1)

RE: Uber Supply - drlowmu 22:30:40 05/12/13 (0)

Listening to the Allnic T1500 at the moment - Plinius_Fan 06:43:22 05/10/13 (0)

RE: Sophia Electric 300B: 91-01 vs 91-05 - Johno 03:47:03 05/9/13 (0)

RE: Sophia Electric 300B: 91-01 vs 91-05 - RC Daniel 17:11:21 05/8/13 (2)

Another yes - Frihed89 02:19:22 05/9/13 (0)

RE: Sophia Electric 300B: 91-01 vs 91-05 - Gerry E. 18:01:15 05/8/13 (0)

Bad experience with Sophia Electric - Lord Soth 09:06:52 05/8/13 (4)

I can't believe this didn't cause more outrage - Tre' 09:35:43 05/11/13 (2)

100% agree with you Tre. - RC Daniel 14:15:07 05/11/13 (1)

I burn in all new tube amps 24 hrs all the time - Lord Soth 01:35:27 05/12/13 (0)

RE: Bad experience with Sophia Electric - Plinius_Fan 23:22:15 05/8/13 (0)

RE: Sophia Electric 300B: 91-01 vs 91-05 - Chip647 07:52:01 05/8/13 (36)

Is it better to use interstage transformers ? - Plinius_Fan 16:56:45 05/8/13 (35)

The WE91 did not use interstage transformers - Frihed89 02:40:03 05/9/13 (15)

Agreed! Nor does a "91" use cascaded 6sn7 halves. - RC Daniel 16:00:43 05/9/13 (14)

A suitable modern "91" circuit ... - Paul Joppa 19:27:31 05/9/13 (13)

Yep - that is the one that... - RC Daniel 20:20:44 05/9/13 (12)

RE: Yep - that is the one that... - Paul Joppa 20:56:57 05/9/13 (11)

M91 derivative - long! - Paul Joppa 13:47:14 05/10/13 (2)

Thanks Paul. - RC Daniel 23:28:33 05/10/13 (1)

RE: Thanks Paul. - Paul Joppa 23:58:07 05/10/13 (0)

RE: Joppa M91 PF Derivative - awsjr 05/10/1305:28:17 05/10/13 (6)

RE: Joppa M91 PF Derivative - anystereo 07:13:39 06/27/15 (1)

RE: Joppa M91 PF Derivative - awsjr 05:49:17 06/29/15 (0)

RE: Joppa M91 PF Derivative - mach1 02:56:30 05/12/13 (2)

RE: Joppa M91 PF Derivative - RC Daniel 15:06:58 05/14/13 (1)

RE: Joppa M91 PF Derivative - Paul Joppa 19:18:05 05/14/13 (0)

RE: Joppa M91 PF Derivative - RC Daniel 13:39:58 05/10/13 (0)

Interested? Hell's yes... - RC Daniel 22:09:52 05/9/13 (0)

RE: Is it better to use interstage transformers ? - drlowmu 20:42:44 05/8/13 (18)

RE: Is it better to use interstage transformers ? - Plinius_Fan 23:23:02 05/8/13 (17)

RE: Is it better to use interstage transformers ? - Frihed89 02:54:35 05/9/13 (15)

DHT comparos (OT). - RC Daniel 18:24:56 05/9/13 (7)

RE: DHT comparos (OT). - drummerwill 19:29:17 05/9/13 (6)

Don Garber's approach seems to be different - Frihed89 02:51:27 05/10/13 (4)

RE: Don Garber's approach seems to be different - drummerwill 08:15:12 05/10/13 (2)

SET 801A - Roli 13:01:06 05/10/13 (1)

Dadgummit! SHHHhhhhh..... ~nT - Cleantimestream 13:52:19 05/27/13 (0)

RE: Don Garber's approach seems to be different - RC Daniel 03:30:57 05/10/13 (0)

RE: DHT comparos (OT). - RC Daniel 22:14:52 05/9/13 (0)

RE: Is it better to use interstage transformers ? - Sebrof 05:08:58 05/9/13 (6)

Tell us more about the OPTs - Frihed89 07:45:02 05/9/13 (5)

RE: Tell us more about the OPTs - Sebrof 10:35:00 05/9/13 (3)

RE: Tell us more about the OPTs - awsjr 05:39:02 05/10/13 (0)

RE: Tell us more about the OPTs - Palustris 13:50:38 05/9/13 (0)

RE: Tell us more about the OPTs - RC Daniel 13:07:29 05/9/13 (0)

RE: Tell us more about the OPTs - Palustris 08:13:17 05/9/13 (0)

RE: Is it better to use interstage transformers ? - drlowmu 01:46:36 05/9/13 (0)

Follow Ups

RE: Joppa M91 PF Derivative - awsjr 05/10/1305:28:17 05/10/13 (6)

RE: Joppa M91 PF Derivative - anystereo 07:13:39 06/27/15 (1)

RE: Joppa M91 PF Derivative - awsjr 05:49:17 06/29/15 (0)

RE: Joppa M91 PF Derivative - mach1 02:56:30 05/12/13 (2)

RE: Joppa M91 PF Derivative - RC Daniel 15:06:58 05/14/13 (1)

RE: Joppa M91 PF Derivative - Paul Joppa 19:18:05 05/14/13 (0)

RE: Joppa M91 PF Derivative - RC Daniel 13:39:58 05/10/13 (0)

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