24th Oct 2020, 5:23 pm
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#63
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Dekatron
Join Date: May 2003
Location: Edinburgh, UK.
Posts: 3,274
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Re: Restoration of a 1937 first generation pre-war television (HMV 900)
Quote:
Originally Posted by beery
Notes on paper in oil caps with polarity markings. The minus sign often indicates the outer foil, which will be nearest to the case. The manufacturer would specify that the minus connection is closest electrically to the chassis 0v rail. Indeed in some capacitors, such as the dual section EHT reservoir and smoothing capacitor the outer foil is internally connected to the case.
Cheers
Andy
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That's interesting info.
Thanks Andy.
Peter 
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