[Amps] Relay suggestions please

Pete Smith N4ZR n4zr at contesting.com
Fri Mar 9 02:07:44 PST 2012


Steve, you might want to take a look at the PCB relays used by Inrad in 
their antenna switches.  IIRC, they have been tested to 1.5 KW 
continuous, 30 MHz and at 3:1 load SWR, and the last time I bought some 
they were $2 each.  Amazing. W2VJN did the design and test.

73, Pete N4ZR
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On 3/9/2012 3:38 AM, Steve Thompson wrote:
> I'm looking at a lower cost alternative to a switching system that
> currently uses coaxial relays. Frequencies up to 30MHz, powers in
> the region of 1kW and continuous carrier has to be catered for,
> but no hot switching.
>
> Any suggestions for open frame or pcb types with a track record in
>    amplifier products?
>
> Thanks, Steve
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