Philco 20 voltages

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Philco 20 voltages

radio1
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Posts: 100
Threads: 13
Joined: May 2020
City: Clemmons State, Province, Country: NC

#14

02-27-2021, 09:11 PM

Upfront check, measure the resistance of the 24a tube's plate (before the 27) to ground with the unit powered off. Trace it out to ground on the schematic, what do you see? Concentrate on that weak signal, have you checked the aircap's picofarads and grounds?

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Messages In This Thread

Philco 20 voltages - by Patrick - 02-26-2021, 10:41 AM

RE: Philco 20 voltages - by Radioroslyn - 02-26-2021, 12:22 PM

RE: Philco 20 voltages - by Patrick - 02-27-2021, 07:29 AM

RE: Philco 20 voltages - by Radioroslyn - 02-27-2021, 08:58 AM

RE: Philco 20 voltages - by RodB - 02-27-2021, 10:20 AM

RE: Philco 20 voltages - by 462ron - 02-27-2021, 10:28 AM

RE: Philco 20 voltages - by rfeenstra - 02-27-2021, 12:20 PM

RE: Philco 20 voltages - by Radioroslyn - 02-27-2021, 12:34 PM

RE: Philco 20 voltages - by 462ron - 02-27-2021, 12:45 PM

RE: Philco 20 voltages - by Patrick - 02-27-2021, 02:38 PM

RE: Philco 20 voltages - by RodB - 02-27-2021, 07:25 PM

RE: Philco 20 voltages - by RodB - 02-27-2021, 08:14 PM

RE: Philco 20 voltages - by Patrick - 02-27-2021, 08:57 PM

RE: Philco 20 voltages - by radio1 - 02-27-2021, 09:11 PM

RE: Philco 20 voltages - by rfeenstra - 02-28-2021, 12:16 AM

RE: Philco 20 voltages - by Patrick - 02-28-2021, 05:46 AM

RE: Philco 20 voltages - by Radioroslyn - 02-28-2021, 06:41 AM

RE: Philco 20 voltages - by Radioroslyn - 02-28-2021, 08:46 AM

RE: Philco 20 voltages - by Bill Bacco - 02-28-2021, 08:56 AM

RE: Philco 20 voltages - by Patrick - 02-28-2021, 10:25 AM

RE: Philco 20 voltages - by Patrick - 02-28-2021, 10:32 AM

RE: Philco 20 voltages - by Patrick - 02-28-2021, 11:03 AM

RE: Philco 20 voltages - by OZ4 - 02-28-2021, 02:06 PM

RE: Philco 20 voltages - by radiohenry - 02-28-2021, 04:11 PM

RE: Philco 20 voltages - by Patrick - 02-28-2021, 04:17 PM

RE: Philco 20 voltages - by radiohenry - 02-28-2021, 04:23 PM

RE: Philco 20 voltages - by OZ4 - 02-28-2021, 09:11 PM

RE: Philco 20 voltages - by rfeenstra - 02-28-2021, 09:33 PM

RE: Philco 20 voltages - by OZ4 - 02-28-2021, 09:42 PM

RE: Philco 20 voltages - by rfeenstra - 02-28-2021, 10:49 PM

RE: Philco 20 voltages - by Patrick - 03-01-2021, 05:19 AM

RE: Philco 20 voltages - by Patrick - 03-14-2021, 08:22 PM

RE: Philco 20 voltages - by morzh - 03-14-2021, 09:47 PM

RE: Philco 20 voltages - by Patrick - 03-15-2021, 05:15 AM

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