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Old 11-10-2023, 06:42 PM
rsasnett rsasnett is offline
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Join Date: Nov 2012
Posts: 13
I get +254 at L38, which Philco calls "Hor Osc B+" on page 14 of their manual. That pin is next to the Hor Out tube 6DQ6A. This voltage is consistent whether or not I have picture. The 6DQ6A tube tests good.

On about 20% of startups I see +370 on L22 and hear the oscillator and get picture briefly before that voltage drops back down to +269.
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