Quote:
Originally Posted by Tube TV
I don't know how a NP electolytic would work and you'd likely only be able to get 2.2 mfd and have to mix and match to make up the difference. You could try it. Myself I would stick to a film caps. Heathkit used big war surplus oil filled caps for this capacitor on the old model C1 condenser checkers.
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I looked up the schematic for the Heath-kit C-1.
It's dated 1948! I think Heath-kit would've never survived without those war-surplus parts and tubes. A 12A6 for a rectifier? They used them in a few kits as both a rectifier and an output tube.
