Topband: 160M - sunt fed - broaden swr
herbs@surfvi.com
herbs at surfvi.com
Mon Feb 6 13:58:52 EST 2006
Quoting "N2TK, Tony" <tony.kaz at verizon.net>:
> I have several of the smaller "8548" type caps rated at 5KVDC. But not sure
> if they are rated high enough?
Tony, Apart from the peak voltage considerations which would exceed 5KV at 1KW
for some feed designs, ceramic caps in many cases have problems with handling
high currents. It may be preferable to look for larger AM TX or ATU mica caps
which are often listed on eBay for very reasonable prices. If you can not
find the exact values you need you can always "tune" the cap with a series
inductor.
Herb Schoenbohm, KV4FZ
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