In Reply to: Re: But why haven't ENGINEERS come up with a revealing TEST posted by pickle on July 8, 2006 at 08:39:00:
Yes, I recall seeing Walker's subtraction test somewhere. I figured that it would be hard to get the passive phase/amplitude response to match the DUT, but maybe not. Didn't Hafler do something like that, too?
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Follow Ups Full ThreadTopic - Tube Distortion and Bias ... a perspective - Naz 08:45:29 07/07/06 (78)
- Did you measure Gain and Bandwidth as well? - TokyoTubeDude 04:08:42 07/14/06 (1)
- Yes ... - Naz 17:05:50 07/14/06 (0)
- Re: Tube Distortion and Bias ... a perspective - Dave-A 08:34:57 07/08/06 (15)
- a thought on speakers; my own limited experience showed..... - radiance 10:49:36 07/08/06 (10)
- Re: a thought on speakers; my own limited experience showed..... - Naz 17:51:17 07/08/06 (9)
- Pentodes are good. - sser2 09:33:15 07/10/06 (8)
- Truth is ... - Naz 20:17:03 07/10/06 (7)
- I actually participated - sser2 14:44:23 07/11/06 (1)
- Sorry, it didn't go through - sser2 14:52:03 07/11/06 (0)
- Tell me what you think - Russ57 08:57:34 07/11/06 (4)
- Re: Tell me what you think - Naz 01:27:42 07/12/06 (0)
- Re: Tell me what you think - drlowmu 21:13:15 07/12/06 (2)
- Re: Tell me what you think - Naz 21:00:48 07/13/06 (1)
- Re: Tell me what you think - drlowmu 07:12:10 07/14/06 (0)
- Re: Tube Distortion and Bias ... a perspective - Russ57 09:51:05 07/08/06 (0)
- Re: Tube Distortion and Bias ... a perspective - Naz 09:00:36 07/08/06 (2)
- Re: Current source grounded cathode gain stage? - Dave-A 16:21:26 07/09/06 (1)
- Re: Current source grounded cathode gain stage? - Naz 19:23:11 07/09/06 (0)
- Some manipulation of your figures - Mark Kelly 19:55:36 07/07/06 (4)
- Interesting ... - Naz 01:05:47 07/08/06 (2)
- Possible explanation - Mark Kelly 01:52:25 07/08/06 (1)
- Thanks Mark , are you suggesting ... - Naz 09:09:49 07/08/06 (0)
- Irish, you F'er - Poindexter 20:30:36 07/07/06 (0)
- Re: Tube Distortion and Bias ... a perspective - keto 16:10:08 07/07/06 (1)
- Re: Tube Distortion and Bias ... a perspective - Naz 17:45:32 07/07/06 (0)
- Re: Tube Distortion and Bias ... a perspective - MIchael Samra 15:18:42 07/07/06 (9)
- Re: Tube Distortion and Bias ... a perspective - Naz 01:48:55 07/08/06 (6)
- Re: Tube Distortion and Bias ... a perspective - Tre' 08:54:44 07/08/06 (5)
- Re: Tube Distortion and Bias ... a perspective - Naz 09:19:10 07/08/06 (4)
- Re: Tube Distortion and Bias ... a perspective - Tre' 10:00:23 07/08/06 (3)
- Correct Tre ... - Naz 17:26:05 07/08/06 (2)
- Missing the point - Russ57 15:35:58 07/07/06 (1)
- Re: Missing the point - Tre' 17:32:14 07/07/06 (0)
- IMD needs to be brought to the fore - BBeck 11:59:25 07/07/06 (7)
- TIP of the iceberg - grhughes 14:46:39 07/07/06 (0)
- Re: IMD needs to be brought to the fore - arend-jan 14:16:27 07/07/06 (4)
- Re: IMD needs to be brought to the fore - BBeck 15:34:18 07/07/06 (3)
- Re: IMD needs to be brought to the fore - arend-jan 01:39:04 07/08/06 (1)
- Re: IMD needs to be brought to the fore - BBeck 04:34:37 07/08/06 (0)
- I absolutely agree ... - Naz 16:41:25 07/07/06 (0)
- Re: IMD needs to be brought to the fore - Jimmy 13:31:24 07/07/06 (0)
- This is going to be a great thread:) - Russ57 11:32:14 07/07/06 (2)
- Yo. - Poindexter 20:35:53 07/07/06 (0)
- Re: This is going to be a great thread:) - Naz 17:35:46 07/07/06 (0)
- observations on distortions with music - Meister 11:06:31 07/07/06 (1)
- Re: observations on distortions with music - Naz 23:17:07 07/09/06 (0)
- Thanks!! (That's all I'M going to say.......:) (nt) - radiance 10:05:33 07/07/06 (0)
- Another dimension: Complex music versus simple - BBeck 09:53:18 07/07/06 (28)
- Re: Complex music v. ? on ? and ? - Dave-A 21:29:34 07/07/06 (17)
- Re: Complex music v. ? on ? and ? - BBeck 10:04:30 07/08/06 (16)
- Re: Complex music - Dave-A 08:05:30 07/09/06 (5)
- Re: Complex music - BBeck 11:26:26 07/09/06 (4)
- Re: ESL for SET? - Dave-A 13:01:22 07/09/06 (3)
- Re: ESL for SET? - BBeck 13:04:51 07/09/06 (2)
- Re: ESL for SET? - Naz 22:44:44 07/09/06 (1)
- Re: ESL for SET? - Dave-A 06:55:32 07/10/06 (0)
- Re: Complex music v. ? on ? and ? - Naz 17:09:46 07/08/06 (9)
- Re: Complex music v. ? on ? and ? - BBeck 18:14:11 07/08/06 (8)
- Re: Complex music v. ? on ? and ? - Naz 05:14:40 07/09/06 (2)
- Re: Complex music v. ? on ? and ? - BBeck 11:38:02 07/09/06 (1)
- Re: Complex music v. ? on ? and ? - Naz 16:40:26 07/09/06 (0)
- Might trying parafeed - Russ57 18:42:26 07/08/06 (4)
- Re: Might trying parafeed - BBeck 11:12:33 07/09/06 (0)
- Similar results to normal SET ... - Naz 05:28:19 07/09/06 (2)
- Yes.... - Russ57 05:56:02 07/09/06 (1)
- Re: Yes.... - Naz 16:49:36 07/09/06 (0)
- Excellent post! I agree with your general observations... - JJ Triode 11:03:57 07/07/06 (3)
- 'Except I never heard a zero NFB PPT amp yet' - Jimmy 16:10:15 07/07/06 (2)
- Re: 'Except I never heard a zero NFB PPT amp yet' - Naz 17:02:06 07/07/06 (1)
- Negative feedback - Jimmy 20:46:32 07/07/06 (0)
- But why haven't ENGINEERS come up with a revealing TEST - grhughes 10:40:42 07/07/06 (4)
- Re: But why haven't ENGINEERS come up with a revealing TEST - BBeck 11:52:40 07/07/06 (3)
- Re: But why haven't ENGINEERS come up with a revealing TEST - pickle 08:39:00 07/08/06 (1)
- Re: But why haven't ENGINEERS come up with a revealing TEST - BBeck 09:09:27 07/08/06 (0)
- Thanks! Cheever a GOOD READ! nt - grhughes 13:03:40 07/07/06 (0)
- This is exactly what I observed with the triode mod.... - radiance 10:40:33 07/07/06 (0)
Follow Ups
- Re: But why haven't ENGINEERS come up with a revealing TEST - BBeck 09:09:27 07/08/06 (0)