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Re: [Amps] Vacuum coax T/R relay

To: <amps@contesting.com>
Subject: Re: [Amps] Vacuum coax T/R relay
From: "Peter Voelpel" <df3kv@t-online.de>
Date: Thu, 4 Oct 2007 21:27:52 +0200
List-post: <mailto:amps@contesting.com>
I have a couple of Jennings vacuum coaxial relays,
Actually those are transfer relays marked 2.5KW@30Mc.
Those are equipped with N-connectors.
I think I saw similar on the SSN webpage.

73
Peter

-----Original Message-----
From: amps-bounces@contesting.com [mailto:amps-bounces@contesting.com] On
Behalf Of John Lyles
Sent: Donnerstag, 4. Oktober 2007 21:00
To: amps@contesting.com
Subject: [Amps] Vacuum coax T/R relay

Pat
My old Jennings catalogs show nothing like that. Two things that don't sound
like Jennings, at least from the packaging you described. Jennings used
either a circulator connector for their larger relays, or turret pins for
the small BNC and type N. They didn't have any with SO-239 connectors. Also,
they had two main configs, a box 1.35 x 2.2 x .75 inch with three BNCs on
the narrow side (1.3x0.7),or a box that is more square, with connectors on
three of the narrow sides. Of course it could be a special that they made,
or could be a Jennings inside of a box made by someone else. 

Did you find that National R175A choke. 
73
John
K5PRO




> For sale:
> A Vacuum Ant Relay,  SO-239 connectors x 3; Labeled COM, N.O. N.C. ,
machined aluminum relay capsule enclosure, with two screw coil terminal
block. Coil terminals inside housing labeled L1; L2  40  ohm DC coil
resistance Diode across coil terms, switches with 12 volts, but may still be
24 volt coil, unknown for sure.
> 
> Cant find a P/N or Mfg name, but it is in a 2 x 3.25 x 3.0 machined 
> aluminum block enclosure, professionally done and painted battleship 
> gray the SO-239s have a casting number on their flanges: CPH 4919, SO-239
Chicago, Amphenol Sorry, No Camera for a picture, and does not match
available pics on vacuum relays on the web.
> If you can ID this relay as to make and model, it would be appreciated.
Believed to be made by Jennings.
> 
> If you can ID and/or are interested in buying, make an offer...
> 
> 
> All the Best, 73,
> Pat Barthelow     aa6eg@hotmail.com

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