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Old 27th February 2009, 01:04 PM   #1
dognut is offline dognut  United States
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Default Capacitor help

Hello,Recaping my sansui 1000a tube reciever.One of the big caps is 20/20/20uf@500v. Not cheep or easy to find.I want to replace it with 3caps, 22uf @ 450v each. would this work? or will the slightly less voltage rating give me a problem? thanks, tom
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Old 27th February 2009, 05:47 PM   #2
Spiny is offline Spiny  United Kingdom
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Before recaping check what the real voltage is, anything over 440 and the 500V is needed. Be careful measuring at this voltage , best to attach the meter probes then set the meter and turn on. read the meter and turn off. Wait for the caps to discharge before removing the probes.
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Old 26th March 2009, 01:12 AM   #3
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Thought you might like these thoughts from a Mallory field replacement manual from 1939.... Especially last paragraph!
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