[Hallicrafters] air variable capacitors
ANTHONY CASORSO
canthony15 at msn.com
Thu Dec 6 18:11:40 EST 2007
It looks to me like centered plates give you the minimum capacitance but the
maximum breakdown voltage. Moving the plates either side of center will
increase the capacitance and reduce the breakdown voltage.
Tony
>From: Ginger Harris <elvispharris at rtmc.net>
>To: Hallicrafters at mailman.qth.net
>Subject: [Hallicrafters] air variable capacitors
>Date: Thu, 6 Dec 2007 17:43:06 -0500
>
>Since everything is so quiet, I might as well ask a question. Is it safe
>to assume that in a receiver, the rotors are always centered between the
>stator blades at the factory? Could there be an exception among those
>big spaced capacitors of the 1920s? It seems that off center spacing
>would increase the capacitance a little. I am puzzled. Thanks and an
>early Merry Christmas, JP KI4ZVX
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