[Amps] DC heater supply or AC heater supply

[donii at sympatico.ca]

Peter
What if you would reverse the DC polarity 60 times a second to make sure 
no there permanent effcets on the cathode? Now lets see, how can I 
produce a polarity change every 1/60 th of a second.....hmmmmm.
Couldn't resist..
73
Peter
Permanently VE2FAR



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