Re: Capacitor dielectric voltage rating

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: FIFTYGUY@xxxxxxx 

In a message dated 4/28/07 10:12:58 P.M. Eastern Daylight Time, 
tesla@xxxxxxxxxx writes:
>When I was at Hughes out "capacitor guys" - we
>built our own for radar pulse forming networks - had a standard test
>in which they applied a 60 Hz voltage well above the capacitor
>voltage rating and listened for any signs of "radio noise" indicating
>corona and discarded or repaired any capacitors which exhibited
>it.  The resulting product have excellent life.

    Ed,

    Seems like a useful and effective technique. How did those guys 
"listen"? Stethoscope? Audio amplifiers? Radio receiver? Waveforms in 
a test circuit?

-Phil LaBudde




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