Bringing up old valve radios slowly? - Page 2

April 30th 14, 05:06 PM posted to rec.radio.amateur.boatanchors,uk.radio.amateur

gareth

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First recorded activity by RadioBanter: Sep 2012

Posts: 1,382

Bringing up old valve radios slowly?

Having now borrowed my friend's Variac, what is seen as
good practice for ramping up old valve radios to reform the
capacitors?

Start off at, say, 50VAC and then increase by 50VAC every
1/2 hour until 240V is reached?

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