The Ameritron RCS-4 uses three .01uF 1kV disc capacitors in parallel in
this position.
I don't think 4 ohms of XC is a biggie in the antenna system SWR, but
increased current handling capability of paralleled capacitors is a real
advantage at legal limit.
Tim N3QE
On Tue, Jun 25, 2019 at 4:30 PM <k8gg@voyager.net> wrote:
> Hi All,
>
> A friend on 160 has had a problem with a Heathkit remote antenna switch
> due to a partial failure of the isolation capacitor in the remote unit.
> It is a .02 uF 1.6 KV disc ceramic that isolates the DC from the antennas.
>
> Since this results in about 4.4 ohms of XC - capacitive reactance in
> series with the 160 TX antenna, I was wondering if it would it be worth
> while to substitute a .05 uF disc ceramic to reduce the capacitive
> reactance (XC) to under 2 ohms on 160 meters?
>
> Thanks any info. 73,
>
> George, K8GG
>
>
>
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