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Philco TPA-1
#69

It's been long time since I looked in the sch.
If this is how it's conencted then yes, probably for start/stop spike suppression.
Vf of selenium rectifier is about 1V/section so if you have say 4-section one you will see about 4V drop.

People who do not drink, do not smoke, do not eat red meat will one day feel really stupid lying there and dying from nothing.


Messages In This Thread
Philco TPA-1 - by tim1 - 01-16-2014, 12:25 PM
RE: Philco TPA-1 - by morzh - 01-16-2014, 01:29 PM
RE: Philco TPA-1 - by tim1 - 01-16-2014, 01:53 PM
RE: Philco TPA-1 - by morzh - 01-16-2014, 02:14 PM
RE: Philco TPA-1 - by tim1 - 01-16-2014, 02:16 PM
RE: Philco TPA-1 - by morzh - 01-16-2014, 02:22 PM
RE: Philco TPA-1 - by morzh - 01-16-2014, 02:41 PM
RE: Philco TPA-1 - by tim1 - 01-16-2014, 03:57 PM
RE: Philco TPA-1 - by morzh - 01-16-2014, 04:07 PM
RE: Philco TPA-1 - by Ron Ramirez - 01-16-2014, 04:16 PM
RE: Philco TPA-1 - by TV MAN - 01-17-2014, 11:57 AM
RE: Philco TPA-1 - by morzh - 01-17-2014, 12:00 PM
RE: Philco TPA-1 - by tim1 - 01-17-2014, 06:42 PM
RE: Philco TPA-1 - by morzh - 01-17-2014, 07:25 PM
RE: Philco TPA-1 - by tim1 - 01-17-2014, 07:29 PM
RE: Philco TPA-1 - by morzh - 01-17-2014, 07:31 PM
RE: Philco TPA-1 - by TV MAN - 01-17-2014, 09:13 PM
RE: Philco TPA-1 - by tim1 - 01-17-2014, 10:11 PM
RE: Philco TPA-1 - by morzh - 01-17-2014, 10:19 PM
RE: Philco TPA-1 - by tim1 - 01-17-2014, 10:40 PM
RE: Philco TPA-1 - by morzh - 01-17-2014, 10:45 PM
RE: Philco TPA-1 - by tim1 - 01-17-2014, 11:06 PM
RE: Philco TPA-1 - by morzh - 01-17-2014, 11:10 PM
RE: Philco TPA-1 - by tim1 - 01-18-2014, 06:54 PM
RE: Philco TPA-1 - by morzh - 01-18-2014, 07:09 PM
RE: Philco TPA-1 - by morzh - 01-18-2014, 07:14 PM
RE: Philco TPA-1 - by tim1 - 01-18-2014, 07:37 PM
RE: Philco TPA-1 - by morzh - 01-18-2014, 08:15 PM
RE: Philco TPA-1 - by tim1 - 01-19-2014, 06:22 AM
RE: Philco TPA-1 - by morzh - 01-19-2014, 01:37 PM
RE: Philco TPA-1 - by tim1 - 01-19-2014, 07:03 PM
RE: Philco TPA-1 - by morzh - 01-19-2014, 08:56 PM
RE: Philco TPA-1 - by tim1 - 01-19-2014, 09:15 PM
RE: Philco TPA-1 - by morzh - 01-19-2014, 10:54 PM
RE: Philco TPA-1 - by tim1 - 01-20-2014, 02:08 PM
RE: Philco TPA-1 - by morzh - 01-20-2014, 02:23 PM
RE: Philco TPA-1 - by tim1 - 01-20-2014, 06:21 PM
RE: Philco TPA-1 - by morzh - 01-20-2014, 09:21 PM
RE: Philco TPA-1 - by morzh - 01-23-2014, 03:01 PM
RE: Philco TPA-1 - by tim1 - 01-23-2014, 05:03 PM
RE: Philco TPA-1 - by morzh - 01-23-2014, 05:59 PM
RE: Philco TPA-1 - by tim1 - 01-26-2014, 07:39 PM
RE: Philco TPA-1 - by tim1 - 02-03-2014, 10:39 AM
RE: Philco TPA-1 - by morzh - 02-03-2014, 10:48 AM
RE: Philco TPA-1 - by tim1 - 02-03-2014, 02:04 PM
RE: Philco TPA-1 - by morzh - 02-03-2014, 02:26 PM
RE: Philco TPA-1 - by tim1 - 02-04-2014, 05:41 AM
RE: Philco TPA-1 - by morzh - 02-04-2014, 09:42 AM
RE: Philco TPA-1 - by morzh - 02-08-2014, 08:25 PM
RE: Philco TPA-1 - by morzh - 02-09-2014, 08:08 PM
RE: Philco TPA-1 - by morzh - 02-09-2014, 10:21 PM
RE: Philco TPA-1 - by Ron Ramirez - 02-10-2014, 05:32 AM
RE: Philco TPA-1 - by morzh - 02-10-2014, 08:51 AM
RE: Philco TPA-1 - by morzh - 02-17-2014, 05:52 PM
RE: Philco TPA-1 - by tim1 - 02-20-2014, 11:24 PM
RE: Philco TPA-1 - by morzh - 02-21-2014, 09:26 AM
RE: Philco TPA-1 - by tim1 - 02-21-2014, 01:25 PM
RE: Philco TPA-1 - by morzh - 02-21-2014, 01:30 PM
RE: Philco TPA-1 - by PhilcoFordTesla - 10-16-2019, 09:38 PM
RE: Philco TPA-1 - by morzh - 10-16-2019, 09:46 PM
RE: Philco TPA-1 - by PhilcoFordTesla - 10-26-2019, 02:25 AM
RE: Philco TPA-1 - by morzh - 10-26-2019, 04:40 PM
RE: Philco TPA-1 - by PhilcoFordTesla - 10-26-2019, 05:20 PM
RE: Philco TPA-1 - by morzh - 10-26-2019, 06:07 PM
RE: Philco TPA-1 - by PhilcoFordTesla - 10-26-2019, 06:48 PM
RE: Philco TPA-1 - by PhilcoFordTesla - 11-13-2019, 10:40 PM
RE: Philco TPA-1 - by morzh - 11-14-2019, 09:30 AM
RE: Philco TPA-1 - by PhilcoFordTesla - 11-14-2019, 10:59 AM
RE: Philco TPA-1 - by morzh - 11-14-2019, 11:43 AM
RE: Philco TPA-1 - by PhilcoFordTesla - 11-14-2019, 10:59 PM
RE: Philco TPA-1 - by PhilcoFordTesla - 11-14-2019, 11:20 PM
RE: Philco TPA-1 - by PhilcoFordTesla - 11-15-2019, 12:23 AM
RE: Philco TPA-1 - by morzh - 11-15-2019, 10:49 AM
RE: Philco TPA-1 - by PhilcoFordTesla - 11-15-2019, 04:56 PM
RE: Philco TPA-1 - by PhilcoFordTesla - 11-15-2019, 07:04 PM
RE: Philco TPA-1 - by PhilcoFordTesla - 11-15-2019, 08:03 PM
RE: Philco TPA-1 - by PhilcoFordTesla - 11-15-2019, 11:43 PM
RE: Philco TPA-1 - by PhilcoFordTesla - 11-16-2019, 12:21 AM
RE: Philco TPA-1 - by Jake Blake - 11-16-2019, 01:11 AM
RE: Philco TPA-1 - by PhilcoFordTesla - 11-16-2019, 01:15 AM
RE: Philco TPA-1 - by PhilcoFordTesla - 11-16-2019, 07:32 PM



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