Hi Carl, and group:
One, the 807, comes in a metal envelope, liquid cooled configuration...(:>)
....rumored to add DBs to signal reports, and bring in larger crowds to
A lot of the old ham vernacular and culture is fading into the ether these
Same phenomenon, that whistling CQ in a crowd of techhie strangers, usually,
no longer gets the knowing smiles of the ham operators among them....
http://www.smecc.org has a lot of nice technology history bytes, and is
looking for more..
>From: "jeremy-ca" <email@example.com>
>To: "Pat Barthelow" <firstname.lastname@example.org>,<email@example.com>
>Subject: Re: [Amps] Gassy Tubes/Technology Museum looking for artifacts
>Beside filament voltage and base configuration? I do know of one other
>that was very important to amp builders of the era. Want to take a shot at
>----- Original Message ----- From: "Pat Barthelow" <firstname.lastname@example.org>
>Sent: Thursday, July 26, 2007 12:39 AM
>Subject: [Amps] Gassy Tubes/Technology Museum looking for artifacts
>>I grew up in the early era of Mr. Wizard, Renwal Electrostatic Generators,
>> crystal Radios, and Heathkits. I know the TWO distinct differences
>>between an 807 and a 1625 tube. I also know an ARC- 5 when I see one. I
>>suspect many here know these artifacts of Technology history, too.
>>While looking for information about residual gas in transmitting tubes, I
>>found this article, a very good read:
>>After reading this, I looked to the root source of the article and found
>>A great organization that is described below. Please check it out, and
>>look through your junk boxes to see what yoiu can cotribute to their
>>Preserving Engineering, Communications and Computation History
>>We seek the three dimensional artifacts, the papers and thoughts of those
>>who pioneered the technology.
>>Sincerely, Pat Barthelow email@example.com
>>Jamesburg Earth Station Moon Bounce Team
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