[Amps] series-connecting a split-stator variable cap

[Will Matney]

Oren Elliot makes a line of their caps with a nylon shaft entension. They have this on all there caps, large or small.

Best,

Will

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On 3/20/06 at 4:50 AM pegasus at mho.net wrote:

>I would also make sure the rotor shaft is WELL isolated from the front
>frame (and your hand!) by using some kind of long non-conducting shaft
>extention.  You don't want the value of the circuit changing as you touch
>the tuning knob.
>Dennis
>
>> I have a dual (split-stator) 20-100pF air cap, 0.040" gap (so ~1500V)
>> I need a single 15-50pF, 3000V for a tank tuning cap.
>> So is there any reason I can't simply series-connect the split stators
>and
>> float the rotor?  Obviously the rotor must be isolated from the chassis
>> now, and I won't get 20/2=10pF min due to frame effects, but I only need
>> 15...anything I'm missing?
>> TIA,
>>
>>
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