Dear Javier,
Your absolute best solution is to use a vacuum variable to tune the
tower.
Choose one with enough KVaR and HV rating to be well beyond 2X your
maximum
transmitted power so that voltage potentials arising from
frequency-originated
mistunings are within its working range.
Hal Mandel
W4HBM
On Mon, 1 Nov 2004 13:46:24 -0400 "Javier" <yv5mbx@arrl.net> writes:
> I was using an air variable capacitor (bought from Henry Radio) to
> adjust my tower on 160 mts, the swr were about 1.2.
>
> Last friday I installed a more powerfull amp (1300 watts) and after
> few hours of operation the capacitor arced so along the weekend in
> installed a cpacitor bought as Kit from Ten-Tec but the swr it abt
> 2.
>
> I have stored an old Dentron GLT-1000 Tuner. Is my understanding
> that the power rating of this device is abt 1000 watts, but I would
> like to know if using this device could be suitable to be used in
> 1.8 Mhz at 1300 watts.
>
> Ideas welcome.
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