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

11-18-2025, 12:06 AM

Penthode

VideoKarma Member

Join Date: Jun 2009

Location: Kitchener/Waterloo Ontario Canada

Posts: 1,463

How many of the paper dielectric caps are still in the chassis? If you haven't replaced them, the B supply will be pulled down by the leaky caps upsetting the bias voltages.

Before powering and chassis of this vintage, you must replace the caps first.

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