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Re: [Amps] help with Collins amp ID

To: "w9ge" <finger@goeaston.net>, <amps@contesting.com>
Subject: Re: [Amps] help with Collins amp ID
From: Karl-Arne Markström <sm0aom@telia.com>
Reply-to: Karl-Arne Markström <sm0aom@telia.com>
Date: Tue, 28 Sep 2004 08:12:17 +0200
List-post: <mailto:amps@contesting.com>
The descriptions fits in on the Collins 204H-1 servo-tuned amplifier.
It is the servo-tuned "brother" of the two-channel 204F-1 which appears to be 
more common.
Pictures of both amplifiers can seen in the document 
http://www.collinsradio.org/Collins_1959_HF-VHF_Ground.pdf
(large)

73/

Karl-Arne
SM0AOM
----- Original Message ----- 
From: "w9ge" <finger@goeaston.net>
To: <amps@contesting.com>
Sent: Tuesday, September 28, 2004 2:00 AM
Subject: [Amps] help with Collins amp ID


> Can anyone shed any light on a Collins auto tune amplifier, made for the Air 
> Force?  Looks to be about 2-32 Mhz.
> 
> This baby appears to weigh about 600 pounds, runs a pair of 4cx1000a's (sorry 
> Rich, no handles) and has a tube driver stage.  Vacuum rectifiers (probably 
> 3B28's but not sure) and 4 oil filled caps in power supply.  I did not see a 
> modulation transformer, but it was not a very close inspection. A single 19 
> inch wide by 6 foot rack, maybe 20 inches deep.  
> 
> Data on the plate is:  Collins Radio, AM-2104(XW-1)/GR, Part 522-1452-005, 
> Contract AF30(635)4504.  It has a single digit serial number.
> 
> A search of the web has not turned up anything. I very much appreciate any 
> anecdotal info or data available.  73 bob de w9ge
> 
>   
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