On Mar 15, 2005, at 3:18 PM, Vic Rosenthal wrote:
> Gene Bigham wrote:
>
>> My proposed
>> solution is to cut off the upper portion of the metal mount in this
>> area so
>> there is a larger distance between ground and the bottom of those two
>> caps,
>> that way there is not an easy opportunity to make the one quarter inch
>
> One thing that will help, in addition to increasing the air gap, is to
> smooth
> any sharp points that are at high potential, such as the bandswitch
> lugs that
> are connected to the plate side of the tank circuit. An arc can be
> started by a
> corona discharge from such points.
At the voltage normally present - c. 6kV-pk - corona seems unlikely.
>
> --
> 73,
> Vic, K2VCO
> Fresno CA
> http://www.qsl.net/k2vco
>
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>
>
Richard L. Measures, AG6K, 805.386.3734. www.somis.org
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