[Boatanchors] Capacitor Information?

[Pete Lancashire]

1935

http://www.n1bug.com/files/1935-6-Cardwell-catalog.pdf

Try pdf page 10



On Mon, Mar 31, 2014 at 11:20 AM, mac <w7qho at aol.com> wrote:

> Went to look up Cardwell in my 1943 Radios Master and found the pages
> listed for them missing (H-55 to H 60).  No evidence of being torn or cut
> out somewhere along the way, just not there.  Interesting.........
>
> Dennis D.  W7QHO
> Glendale, CA
>
> ***************
>
> On Mar 31, 2014, at 10:01 AM, Richard Knoppow wrote:
>
>
>>    Fixed air dielectric caps were pretty common and I think all the
>> larger manufacturers of air caps made them. They were used mostly in
>> transmitters and antenna tuners. Air dielectric caps have the advantages of
>> extremely low loss and good stability, only vacuum capacitors have are
>> superior.  I do not know if there is any Cardwell literature on line. They
>> were a very old and well respected capacitor manufacturer who advertised in
>> QST and the ARRL handbook for decades.
>>
>>
>> --
>> Richard Knoppow
>> Los Angeles
>> WB6KBL
>> dickburk at ix.netcom.com
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