Chris,
Do You know the heater voltage ?
OZ5TG, Vern
----- Original Message -----
From: "Mike Sawyer" <w3slk@uplink.net>
To: "Chris Howard" <chris@yipyap.com>; <amps@contesting.com>
Sent: Sunday, December 12, 2004 10:12 PM
Subject: Re: [Amps] Unknown tube amp
> I'm just kind of curious whether it may be a socket for a 3A200. These were
> pretty much used in the old FAA A-and-N transmitters. The unusual thing was
> they had a 3-pin base and 2 grid connections on the envelope. A old friend
> of mine, now an SK, had a large supply of these and we were contemplating
> using them in an AM transmitter.
> Mike(y)
> W3SLK
> ----- Original Message -----
> From: "Chris Howard" <chris@yipyap.com>
> To: <amps@contesting.com>
> Sent: Sunday, December 12, 2004 2:48 PM
> Subject: Re: [Amps] Unknown tube amp
>
>
>
>
> Here are the pictures!
>
> www.yipyap.com/radio_stuff/PA-1.jpg is the front
> www.yipyap.com/radio_stuff/PA-2.jpg is the side
> www.yipyap.com/radio_stuff/PA-3.jpg is the back
> www.yipyap.com/radio_stuff/PA-4.jpg is to get
> an idea of the height of the tube. Notice the
> hanging plate cap connector at about 9 inches
> and the side cap thing at around 4-5 inches
> www.yipyap.com/radio_stuff/PA-5.jpg is a picture
> of the tube socket. The socket is white ceramic, that's
> hard to see in the photo.
>
> Thanks!
>
> Chris
> kc0atc
>
> p.s. taking that down-the-socket shot was kind of tricky.
> I ended up getting a good exposure with my cheep-o
> digital camera by covering the flash with a couple layers
> of kleenex, setting the camera to macro, and shooting
> blind a few times. It's sure a lot easier to experiment
> with a digital camera, just throw the duds away!
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