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echo: electronics
to: ROY J. TELLASON
from: WAYNE CHIRNSIDE
date: 2004-01-31 09:13:00
subject: Re: .BIG. TRANSISTORS

-=> ROY J. TELLASON wrote to WAYNE CHIRNSIDE <=-

 WC> Talk about old dual variable tuning caps you should have seen the
 WC> one I found in the dump as a kid scrapped out from an old Naval
 WC> ship!
 WC> Dang thing was near the size of two two drawer file cabinats side
 WC> by side!

 RJT> Wow.  I wonder what they were tuning with that?

Had to be xmitter tuning given the distance between the plates
to prevent arcing which neccessitated the huge plates.

 RJT> Biggest one I ever saw was a multiple (3?) gang unit that had plates
 RJT> far apart enough that I could've stuck my hand in between them.  For
 RJT> transmitter use, apparently.

Yup, given the relationship between capacitance and plate proximity
it _had_ to be for xmitter use.
 
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