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Tubes and schematics
RodB
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Posts: 990
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#2

06-12-2020, 10:00 PM
You will see this in almost every chassis. Unused pins on tube sockets are used as terminals for components in nearby circuitry. In the case of the full wave rectifier an unused pin may be used for the B+ output which has no direct connection to the tube but provides the terminal.

Rod
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Messages In This Thread
Tubes and schematics - by pokey - 06-12-2020, 09:42 PM
RE: Tubes and schematics - by RodB - 06-12-2020, 10:00 PM
RE: Tubes and schematics - by pokey - 06-13-2020, 07:38 AM



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  1. The PHILCO Phorum
  2. Philco Radio Discussions
  3. Philco Electronic Restoration