Marconi TF1331 Oscilloscope

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Marconi TF1331 Oscilloscope

Refugee

Senior Engineer in Charge

Posts: 3,286
Reputation: 6
Location: Worksop

#68

21-04-2013, 09:39 AM

If C518 was badly leaky it would turn the 12AU7 off hard at the first hint of oscillation. It provides some AC feedback bypassing the normal DC feedback path.

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Messages In This Thread

Marconi TF1331 Oscilloscope - by AlanBeckett - 01-03-2013, 11:07 PM

RE: Marconi TF1331 Oscilloscope - by Refugee - 11-07-2013, 09:22 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 11-07-2013, 09:25 PM

RE: Marconi TF1331 Oscilloscope - by Refugee - 11-07-2013, 09:28 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 11-07-2013, 09:35 PM

RE: Marconi TF1331 Oscilloscope - by Refugee - 11-07-2013, 09:58 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 11-07-2013, 10:22 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 11-07-2013, 11:01 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 12-07-2013, 07:44 AM

RE: Marconi TF1331 Oscilloscope - by Refugee - 12-07-2013, 01:23 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 26-07-2013, 09:28 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 27-07-2013, 01:27 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 27-07-2013, 12:19 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 27-07-2013, 12:27 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 27-07-2013, 12:33 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 27-07-2013, 06:06 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 27-07-2013, 06:21 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 27-07-2013, 06:50 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 27-07-2013, 07:04 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 27-07-2013, 08:45 PM

RE: Marconi TF1331 Oscilloscope - by Refugee - 27-07-2013, 09:25 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 28-07-2013, 10:19 AM

RE: Marconi TF1331 Oscilloscope - by Refugee - 28-07-2013, 10:33 AM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 28-07-2013, 12:24 PM

RE: Marconi TF1331 Oscilloscope - by Refugee - 28-07-2013, 12:30 PM

RE: Marconi TF1331 Oscilloscope - by jkertesz - 29-08-2013, 03:45 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 29-08-2013, 06:27 PM

RE: Marconi TF1331 Oscilloscope - by wme_bill - 02-09-2013, 05:38 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 02-09-2013, 08:40 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 03-09-2013, 09:01 AM

RE: Marconi TF1331 Oscilloscope - by Joe - 02-03-2013, 12:31 AM

RE: Marconi TF1331 Oscilloscope - by kevin.Hoyland - 02-03-2013, 10:31 AM

RE: Marconi TF1331 Oscilloscope - by Radio Fixer - 02-03-2013, 01:39 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 02-03-2013, 04:33 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 02-03-2013, 11:18 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 03-03-2013, 09:05 AM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 03-03-2013, 03:06 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 03-03-2013, 05:04 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 03-03-2013, 05:38 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 03-03-2013, 06:04 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 03-03-2013, 06:12 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 03-03-2013, 06:40 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 03-03-2013, 09:35 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 03-03-2013, 09:39 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 04-03-2013, 08:19 PM

RE: Marconi TF1331 Oscilloscope - by wme_bill - 02-09-2013, 05:34 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 05-03-2013, 02:24 AM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 05-03-2013, 11:36 AM

RE: Marconi TF1331 Oscilloscope - by Skywave - 05-03-2013, 01:02 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 05-03-2013, 01:03 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 05-03-2013, 01:16 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 05-03-2013, 04:47 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 05-03-2013, 05:09 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 05-03-2013, 05:14 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 05-03-2013, 05:38 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 05-03-2013, 07:30 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 05-03-2013, 07:36 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 05-03-2013, 09:28 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 05-03-2013, 09:34 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 05-03-2013, 09:48 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 05-03-2013, 09:52 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 06-03-2013, 12:51 AM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 06-03-2013, 07:58 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 06-03-2013, 09:48 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 06-03-2013, 09:53 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 09-03-2013, 02:38 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 09-03-2013, 06:14 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 12-03-2013, 08:54 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 12-03-2013, 10:27 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 14-03-2013, 10:10 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 14-03-2013, 10:23 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 15-03-2013, 11:13 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 15-03-2013, 11:25 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 15-03-2013, 11:27 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 15-03-2013, 11:37 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 21-03-2013, 06:39 PM

RE: Marconi TF1331 Oscilloscope - by Mark Hennessy - 21-03-2013, 07:17 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 21-03-2013, 11:13 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 21-03-2013, 11:22 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 31-03-2013, 07:13 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 31-03-2013, 08:00 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 31-03-2013, 08:13 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 20-04-2013, 11:39 AM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 20-04-2013, 11:54 AM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 20-04-2013, 12:34 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 20-04-2013, 01:01 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 20-04-2013, 01:11 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 20-04-2013, 01:17 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 20-04-2013, 01:51 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 20-04-2013, 02:27 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 20-04-2013, 02:36 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 20-04-2013, 03:09 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 20-04-2013, 03:26 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 20-04-2013, 09:02 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 20-04-2013, 10:51 PM

RE: Marconi TF1331 Oscilloscope - by Refugee - 20-04-2013, 11:04 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 21-04-2013, 08:59 AM

RE: Marconi TF1331 Oscilloscope - by Refugee - 21-04-2013, 09:39 AM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 21-04-2013, 09:50 AM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 21-04-2013, 10:27 AM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 21-04-2013, 02:24 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 21-04-2013, 03:11 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 21-04-2013, 03:58 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 21-04-2013, 04:19 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 21-04-2013, 08:22 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 21-04-2013, 08:44 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 21-04-2013, 09:04 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 21-04-2013, 10:46 PM

RE: Marconi TF1331 Oscilloscope - by Refugee - 21-04-2013, 11:58 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 22-04-2013, 07:50 AM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 29-04-2013, 02:02 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 29-04-2013, 02:38 PM

RE: Marconi TF1331 Oscilloscope - by Joe - 29-04-2013, 03:00 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 29-04-2013, 03:14 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 29-04-2013, 03:45 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 29-04-2013, 05:12 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 30-04-2013, 09:02 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 01-05-2013, 09:04 AM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 01-05-2013, 10:48 AM

RE: Marconi TF1331 Oscilloscope - by Skywave - 01-05-2013, 12:05 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 01-05-2013, 07:12 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 01-05-2013, 07:41 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 01-05-2013, 08:12 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 01-05-2013, 09:17 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 01-05-2013, 09:54 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 03-05-2013, 02:09 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 03-05-2013, 06:11 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 03-05-2013, 09:05 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 05-05-2013, 11:44 AM

RE: Marconi TF1331 Oscilloscope - by Joe - 05-05-2013, 12:06 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 05-05-2013, 12:48 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 25-05-2013, 10:25 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 25-05-2013, 11:53 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 26-05-2013, 08:25 AM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 26-05-2013, 06:43 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 26-05-2013, 07:37 PM

RE: Marconi TF1331 Oscilloscope - by Skywave - 26-05-2013, 09:14 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 29-06-2013, 10:50 PM

RE: Marconi TF1331 Oscilloscope - by Yorkie - 30-06-2013, 08:56 AM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 30-06-2013, 09:23 AM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 30-06-2013, 09:35 AM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 30-06-2013, 09:48 AM

RE: Marconi TF1331 Oscilloscope - by Keithstv - 30-06-2013, 12:14 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 30-06-2013, 02:35 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 30-06-2013, 02:44 PM

RE: Marconi TF1331 Oscilloscope - by Yorkie - 30-06-2013, 06:44 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 30-06-2013, 06:53 PM

RE: Marconi TF1331 Oscilloscope - by Refugee - 30-06-2013, 07:23 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 30-06-2013, 07:32 PM

RE: Marconi TF1331 Oscilloscope - by Refugee - 30-06-2013, 07:40 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 30-06-2013, 07:42 PM

RE: Marconi TF1331 Oscilloscope - by Refugee - 30-06-2013, 07:53 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 30-06-2013, 08:21 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 01-07-2013, 09:41 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 01-07-2013, 09:52 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 01-07-2013, 10:10 PM

RE: Marconi TF1331 Oscilloscope - by Refugee - 01-07-2013, 10:31 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 01-07-2013, 10:35 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 02-07-2013, 05:51 AM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 02-07-2013, 08:38 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 02-07-2013, 09:03 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 02-07-2013, 09:15 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 02-07-2013, 10:01 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 06-07-2013, 11:01 PM

RE: Marconi TF1331 Oscilloscope - by AlanBeckett - 07-07-2013, 06:46 PM

RE: Marconi TF1331 Oscilloscope - by pwdrive - 07-07-2013, 06:57 PM

Marconi TF1331 Oscilloscope - by AlanBeckett - 11-07-2013, 08:56 PM

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