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Philco Model 81 Help
Arran
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Posts: 4,708
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City: Sandwick, BC, CA
#6

01-21-2016, 05:02 AM
 Perhaps it was an error? The control grid voltage should never be positive on any audio output tube that I know of, maybe it was supposed to be -23 volts rather then 2.3 volts? If it was actually 2.3 volts the output would sound like garbage if it worked at all.
Regards
Arran
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Messages In This Thread
Philco Model 81 Help - by adiubald - 01-20-2016, 01:02 PM
RE: Philco Model 81 Help - by klondike98 - 01-20-2016, 04:16 PM
RE: Philco Model 81 Help - by Paul Philco322 - 01-20-2016, 09:18 PM
RE: Philco Model 81 Help - by morzh - 01-20-2016, 10:56 PM
RE: Philco Model 81 Help - by adiubald - 01-21-2016, 10:22 AM
RE: Philco Model 81 Help - by Arran - 01-21-2016, 05:02 AM
RE: Philco Model 81 Help - by adiubald - 01-21-2016, 10:29 AM
RE: Philco Model 81 Help - by morzh - 01-21-2016, 08:46 PM
RE: Philco Model 81 Help - by adiubald - 01-22-2016, 08:59 AM



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  1. The PHILCO Phorum
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