[Top] [All Lists]

Re: [TowerTalk] Antenna Relay suggestions for 100W?

Subject: Re: [TowerTalk] Antenna Relay suggestions for 100W?
From: Jim Miller <>
Date: Fri, 20 Jan 2012 21:51:26 -0500
List-post: <">>
Forgot to add that I need DPDT capability for this purpose.

On Fri, Jan 20, 2012 at 9:49 PM, Jim Miller <> wrote:

> I'm doing some antenna switching and one of the configurations would be
> for a vertical which would present a low impedence at the point of the
> relay. The other side of the relay is the matching network to the feedline.
> So if I want to build the system to withstand 100w and the vertical
> impedence was 2ohm (just for example) the relay contacts would need to
> handle 7amps. This wouldn't be hot switched so just the contacted current
> would be needed.
> Right now I run QRP but I'd like to design this to handle the eventual
> addition of a 100W amp to my K3/10.
> Any suggestions for relays for this purpose? Not an area I've ever dealt
> with.
> Thanks
> Jim ab3cv

TowerTalk mailing list

<Prev in Thread] Current Thread [Next in Thread>