Pat B. wrote...
> I discovered an endless source of HV Air Capacitors, from another
> application. Might be good for KW amps, or QRO antenna Tuner Components.
> The local Goodwill Store, has large numbers of Air cleaners, filters for the
> home, a continuous supply, seemingly cleared from SK homes, and donated to
> good will. Lots move through the store, but there always seems to be a half
> dozen on the shelf at about $4- 5.00 ea.
> I have pulled a couple apart, to find the HV supply, across an interlaced
> stack of plates,
well insulated from each other and ground, with maybe 1/8 - 1/4 spacing and 5
- 10
KV,
1 ma power supplies. The fan pulls incoming air through the fixed capacitor and
a lot
of the
dust is charged, and precipitates out, is trapped.
> The plates have pretty good insulation and standoffs to ground. at $4.00
> for a working
uint that had 5KV, 1 ma supply and a nice stack, it seems a good source for
HV air
dielectric caps..
and two of the PS units, properly isolated/insulated might make a good hipot
power
supply..
73,
George T Daughters, K6GT
CU in the California QSO Party (CQP)
October 6-7, 2012
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