Thats real interesting as I was teamed on a jeep mounted transmitter/amp
Army project at National using the same tube. That thing was a bear to
stabilize 2-30 mHz.
Carl
KM1H
----- Original Message -----
From: "RK" <robrk@nidhog.net>
Cc: "amps" <amps@contesting.com>
Sent: Thursday, December 17, 2009 8:13 PM
Subject: Re: [Amps] Alternative cooling strategies for SB-220?
> Ron Youvan wrote:
>>> ... can you narrow it down a bit beyond 'the fifties'? I have most QSTs
>>> from that era
>>>
>> > but if you or anyone can narrow it below 120 issues ...
>>
>> If all else fails look in the back of the December issues, at the
>> annual index then you have only
>> 10 issues to search.
>>
> !2 seconds on the ARRL site and QST archives with the word "steam" finds
> May 1966, "Stanley Steamer" by Quinn, W6MJG.
> Uses a grid driven 4CV1500B (4CX1500B).
>
> --
> This message has been scanned for viruses and
> dangerous content by MailScanner, and is
> believed to be clean.
>
> _______________________________________________
> Amps mailing list
> Amps@contesting.com
> http://lists.contesting.com/mailman/listinfo/amps
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
|