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Old 20th Jan 2023, 3:15 pm   #22
dougietamson
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Join Date: Mar 2019
Location: Edinburgh, Scotland, UK.
Posts: 341
Default Re: Help ID this unmarked valve

Quote:
Originally Posted by Mr Moose View Post
Hello,

There's a circuit and other info for a PL508 amplifier in this old thread.

https://www.vintage-radio.net/forum/...d.php?t=170827

Yours, Richard
Yes, very interesting.

Here's the schematic downloaded from the original article.
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