On Sat, 15 May 2004 19:29:38 +0000, K4SB wrote:
>Jim Brown wrote:
>
>> I mean that the connection is electrically intermittent as the unknown
>> reactance dial is turned, with the detector level switching by 20 dB or
>> more.
>
>Jim, this is fairly common on old variables, especially if not in almost
>constant use.
>The noise and intermitent is in all liklihood coming from the joints on the
>capcitor shaft.
>
>Try a "pressure contact cleaner" to the shaft and see what you get.
Many thanks for your response.
Can you recommend a specific cleaning product? Exactly where would you apply
it?
Jim
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