WX5G wrote: At 1.5 kW the 370 pF cap will see 10 kV RMS. You are looking
at a vacuum variable capacitor.
Mike wrote: Great discussion, is there a good source of vacuum variables
(at reasonable prices)
for this application. Everything I've found has been in the $300+
dollar range?
-----------
The 10KV number is in error. It's actually closer to 1570 VRMS at 6.7
amps for 1500 watts input. I sent WX7G a note so that he could fix the
error, but he didn't respond. An air variable will do for this,
provided you keep it dry.
Jerry, K4SAV
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