Another KCS47 Restore...No High Voltage/B+ Down 25V - Videokarma.org TV - Video

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Another KCS47 Restore...No High Voltage/B+ Down 25V

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#11

11-17-2025, 06:24 PM

Kevin Kuehn Kevin Kuehn is offline

Workin' Late Again

Join Date: Jan 2011

Location: WI

Posts: 3,976

Quote:

Originally Posted by Chris K

Pulled the 6BG6 and there's no voltage on the grid (5) and the plate (8) is 410V DC

At least now you know where some of your B+ is being lost to. I think once you've replaced the paper caps in the horizontal section your sawtooth will increase in amplitude and the 6BG6 will get it's proper grid leak bias.

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