Before you spend $65 PER RELAY, suggest doing a little snooping about the
other various surplus houses - Fair Radio in Lima, Ohio would be one
suggestion. Bob Grinnell's Surplus Sales is the LAST stop unless one has
more money than.....
>>Re all the recent posts about the RCS8V coax switch. How is the best way
>>to remotely switch 450 ohm twinlead? I will have 3 arrays which are fed
>>with twinlead. I want to individually switch these to an outside remote
>>Anyone have any
>>experiences or thoughts on this? Does anyone (Antenna Mart, Dunestar,
>>etc.) make such a unit?
>The relay you want and need is at Surplus Sales of Nebraska. I just
>bought two of them for switching my four v-beams planned for set-
>up this Summer. The perfect unit, ceramic bases, is an Advance
>Relay, built by the Elgin National Watch Campany (years ago!).
> Model AT/2C/115VA DPDT
>The ceramic base is 2 1/2 by 3 1/2 inches by 1/4 in thick.
>The ribbon lead which carries each side of the 450 ohm
>circuits are about 1/4 inch wide and spaced 2 inches inside
>edge to inside edge of the ribbon. Will certainly carry the
>Pout of my 87A (but don't try hot switching!).
>There can be no "bump" of impeadance using these that will amount
>to any problem. Only caveat is the use of 115VAC coils, but
>not a big deal. All the coax antenna relays etc. of the '50's
>were also using 115VAC, E.F.Johnson used them in the KW
>Matchbox'x for example. I paid $65 each for the relays, and
>was thrilled when I saw the quality of construction!!
>Send an e-mail to Bob Grinnell at Surplus Sales, Nebraska:
>and he can tell you how many he has left, etc.
>Good luck on your project!
>73, Jim, KH7M
>On the Garden Island of Kauai
>FAQ on WWW: http://www.contesting.com/towertalkfaq.html
>Administrative requests: towertalk-REQUEST@contesting.com
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