A Simple, Valve Curve Plotter

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A Simple, Valve Curve Plotter

Alan Douglas

Rest in Peace

Posts: 378
Location: Cape Cod, Massachusetts

#112

01-08-2015, 09:40 PM

Grid bias seems to be referenced from the anode. And I don't see any circuit to the cathode.

Quote

Messages In This Thread

A Simple, Valve Curve Plotter - by SurreyNick - 15-07-2015, 10:32 AM

RE: A Simple, Valve Curve Plotter - by pwdrive - 15-07-2015, 11:10 AM

RE: A Simple, Valve Curve Plotter - by Stockden - 15-07-2015, 11:43 AM

RE: A Simple, Valve Curve Plotter - by Refugee - 15-07-2015, 12:19 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 15-07-2015, 12:39 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 15-07-2015, 12:35 PM

RE: A Simple, Valve Curve Plotter - by Refugee - 15-07-2015, 01:19 PM

RE: A Simple, Valve Curve Plotter - by ppppenguin - 15-07-2015, 01:40 PM

RE: A Simple, Valve Curve Plotter - by AlanBeckett - 15-07-2015, 02:19 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 15-07-2015, 01:47 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 15-07-2015, 02:33 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 15-07-2015, 02:39 PM

RE: A Simple, Valve Curve Plotter - by Alan Douglas - 15-07-2015, 05:21 PM

RE: A Simple, Valve Curve Plotter - by Ed_Dinning - 15-07-2015, 07:38 PM

RE: A Simple, Valve Curve Plotter - by Nick - 16-07-2015, 09:16 AM

RE: A Simple, Valve Curve Plotter - by Nick - 16-07-2015, 03:27 AM

RE: A Simple, Valve Curve Plotter - by pwdrive - 16-07-2015, 10:29 AM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 16-07-2015, 11:25 AM

RE: A Simple, Valve Curve Plotter - by Nick - 16-07-2015, 12:23 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 16-07-2015, 12:53 PM

RE: A Simple, Valve Curve Plotter - by Nick - 16-07-2015, 01:19 PM

RE: A Simple, Valve Curve Plotter - by Alan Douglas - 16-07-2015, 02:04 PM

RE: A Simple, Valve Curve Plotter - by Mark Hennessy - 16-07-2015, 03:48 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 16-07-2015, 02:10 PM

RE: A Simple, Valve Curve Plotter - by Nick - 16-07-2015, 02:16 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 16-07-2015, 02:25 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 16-07-2015, 03:12 PM

RE: A Simple, Valve Curve Plotter - by Refugee - 16-07-2015, 03:35 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 16-07-2015, 03:39 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 16-07-2015, 04:14 PM

RE: A Simple, Valve Curve Plotter - by Alan Douglas - 16-07-2015, 05:08 PM

RE: A Simple, Valve Curve Plotter - by Ed_Dinning - 16-07-2015, 07:14 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 17-07-2015, 10:08 AM

RE: A Simple, Valve Curve Plotter - by Nick - 17-07-2015, 08:26 AM

RE: A Simple, Valve Curve Plotter - by Yorkie - 17-07-2015, 09:06 AM

RE: A Simple, Valve Curve Plotter - by pwdrive - 17-07-2015, 09:12 AM

RE: A Simple, Valve Curve Plotter - by pwdrive - 17-07-2015, 02:35 PM

RE: A Simple, Valve Curve Plotter - by Nick - 17-07-2015, 03:20 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 17-07-2015, 03:41 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 17-07-2015, 07:14 PM

RE: A Simple, Valve Curve Plotter - by Alan Douglas - 17-07-2015, 08:53 PM

RE: A Simple, Valve Curve Plotter - by Nick - 17-07-2015, 09:58 PM

RE: A Simple, Valve Curve Plotter - by Alan Douglas - 18-07-2015, 12:42 AM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 29-07-2015, 01:15 PM

RE: A Simple, Valve Curve Plotter - by Radio Fixer - 29-07-2015, 02:44 PM

RE: A Simple, Valve Curve Plotter - by Radio Fixer - 29-07-2015, 02:55 PM

RE: A Simple, Valve Curve Plotter - by Radio Fixer - 29-07-2015, 02:57 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 29-07-2015, 04:03 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 29-07-2015, 04:13 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 29-07-2015, 04:19 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 29-07-2015, 04:41 PM

RE: A Simple, Valve Curve Plotter - by Radio Fixer - 29-07-2015, 05:06 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 29-07-2015, 05:11 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 29-07-2015, 06:58 PM

RE: A Simple, Valve Curve Plotter - by Radio Fixer - 29-07-2015, 07:16 PM

RE: A Simple, Valve Curve Plotter - by ppppenguin - 29-07-2015, 07:40 PM

RE: A Simple, Valve Curve Plotter - by Mark Hennessy - 29-07-2015, 09:38 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 30-07-2015, 08:04 AM

RE: A Simple, Valve Curve Plotter - by Mark Hennessy - 30-07-2015, 12:57 PM

RE: A Simple, Valve Curve Plotter - by Alan Douglas - 30-07-2015, 01:00 AM

RE: A Simple, Valve Curve Plotter - by Radio Fixer - 30-07-2015, 08:09 AM

RE: A Simple, Valve Curve Plotter - by ppppenguin - 30-07-2015, 08:17 AM

RE: A Simple, Valve Curve Plotter - by pwdrive - 30-07-2015, 08:25 AM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 30-07-2015, 02:37 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 30-07-2015, 02:38 PM

RE: A Simple, Valve Curve Plotter - by Radio Fixer - 30-07-2015, 03:33 PM

RE: A Simple, Valve Curve Plotter - by Alan Douglas - 30-07-2015, 03:46 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 30-07-2015, 04:10 PM

RE: A Simple, Valve Curve Plotter - by Mark Hennessy - 30-07-2015, 04:30 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 30-07-2015, 05:24 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 30-07-2015, 04:19 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 30-07-2015, 04:49 PM

RE: A Simple, Valve Curve Plotter - by AlanBeckett - 30-07-2015, 04:57 PM

RE: A Simple, Valve Curve Plotter - by Mark Hennessy - 30-07-2015, 05:15 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 30-07-2015, 05:24 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 30-07-2015, 05:27 PM

RE: A Simple, Valve Curve Plotter - by Mark Hennessy - 30-07-2015, 05:50 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 30-07-2015, 05:55 PM

RE: A Simple, Valve Curve Plotter - by Alan Douglas - 30-07-2015, 06:34 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 30-07-2015, 06:56 PM

RE: A Simple, Valve Curve Plotter - by AlanBeckett - 30-07-2015, 06:59 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 30-07-2015, 07:07 PM

RE: A Simple, Valve Curve Plotter - by ppppenguin - 30-07-2015, 07:46 PM

RE: A Simple, Valve Curve Plotter - by AlanBeckett - 30-07-2015, 08:42 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 30-07-2015, 08:56 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 30-07-2015, 08:59 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 30-07-2015, 09:09 PM

RE: A Simple, Valve Curve Plotter - by Nick - 30-07-2015, 09:59 PM

RE: A Simple, Valve Curve Plotter - by Mark Hennessy - 30-07-2015, 10:31 PM

RE: A Simple, Valve Curve Plotter - by Mark Hennessy - 30-07-2015, 10:20 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 31-07-2015, 05:33 AM

RE: A Simple, Valve Curve Plotter - by Mark Hennessy - 31-07-2015, 08:16 AM

RE: A Simple, Valve Curve Plotter - by pwdrive - 31-07-2015, 06:00 AM

RE: A Simple, Valve Curve Plotter - by pwdrive - 31-07-2015, 09:31 AM

RE: A Simple, Valve Curve Plotter - by pwdrive - 31-07-2015, 09:55 AM

RE: A Simple, Valve Curve Plotter - by ppppenguin - 31-07-2015, 10:27 AM

RE: A Simple, Valve Curve Plotter - by pwdrive - 31-07-2015, 10:56 AM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 31-07-2015, 06:52 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 31-07-2015, 07:43 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 31-07-2015, 08:08 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 31-07-2015, 08:28 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 31-07-2015, 08:36 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 01-08-2015, 08:39 AM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 01-08-2015, 10:21 AM

RE: A Simple, Valve Curve Plotter - by pwdrive - 01-08-2015, 10:34 AM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 01-08-2015, 10:41 AM

RE: A Simple, Valve Curve Plotter - by pwdrive - 01-08-2015, 11:31 AM

RE: A Simple, Valve Curve Plotter - by ppppenguin - 01-08-2015, 05:47 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 01-08-2015, 06:28 PM

RE: A Simple, Valve Curve Plotter - by SurreyNick - 01-08-2015, 09:16 PM

RE: A Simple, Valve Curve Plotter - by AlanBeckett - 01-08-2015, 09:37 PM

RE: A Simple, Valve Curve Plotter - by Alan Douglas - 01-08-2015, 09:40 PM

RE: A Simple, Valve Curve Plotter - by AlanBeckett - 01-08-2015, 09:44 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 02-08-2015, 07:52 AM

RE: A Simple, Valve Curve Plotter - by pwdrive - 02-08-2015, 08:59 AM

RE: A Simple, Valve Curve Plotter - by AlanBeckett - 02-08-2015, 09:14 AM

RE: A Simple, Valve Curve Plotter - by pwdrive - 02-08-2015, 09:36 AM

RE: A Simple, Valve Curve Plotter - by AlanBeckett - 02-08-2015, 09:50 AM

RE: A Simple, Valve Curve Plotter - by Mark Hennessy - 02-08-2015, 10:14 AM

RE: A Simple, Valve Curve Plotter - by pwdrive - 02-08-2015, 11:04 AM

RE: A Simple, Valve Curve Plotter - by pwdrive - 02-08-2015, 11:49 AM

RE: A Simple, Valve Curve Plotter - by pwdrive - 02-08-2015, 03:19 PM

RE: A Simple, Valve Curve Plotter - by Mark Hennessy - 02-08-2015, 03:46 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 02-08-2015, 04:21 PM

RE: A Simple, Valve Curve Plotter - by pwdrive - 02-08-2015, 07:45 PM

RE: A Simple, Valve Curve Plotter - by Mark Hennessy - 02-08-2015, 08:15 PM

RE: A Simple, Valve Curve Plotter - by Refugee - 04-08-2015, 06:52 PM

RE: A Simple, Valve Curve Plotter - by Mark Hennessy - 04-08-2015, 07:12 PM

RE: A Simple, Valve Curve Plotter - by Refugee - 04-08-2015, 09:39 PM

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