negative voltage on screen

[Glen Zook]

I would check switch SW4A and R16 (12K) and the wiring
associated with them.  The screen voltage goes through
these components.

Glen, K9STH


--- "John W. King" <jbkking at BELLSOUTH.NET> wrote:

The low voltage power supply is cranking out +300
volts as it should. I must find out why the final
tubes have negative voltage on the screens. Any suggestions?

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