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Re: Topband: RX antenna switch

To: Dave G4GED <radiodave.g4ged@tiscali.co.uk>
Subject: Re: Topband: RX antenna switch
From: Bill Cromwell <wrcromwell@gmail.com>
Reply-to: wrcromwell@gmail.com
Date: Fri, 30 Dec 2011 10:33:55 -0500
List-post: <topband@contesting.com">mailto:topband@contesting.com>
On Fri, 2011-12-30 at 15:15 +0000, Dave G4GED wrote:
> ----- Original Message ----- 
> Got a note from Gary K9AY, he says no time to make the RAS8x2 switches, real
> work is too busy. So I suspect until Gary can make more they are not
> available.
> Dave Anderson, K4SV
> ----------------------------------------------------------
> 
> That's a pity, I was just about to order one!
> 
> I haven't a clue of the methods of interlock switching the RAS8x2 uses but
> as it looks like we're going to have to make our own and my need to keep to
> simple click-clunk technology. I believe that using relays with a spare 
> contact in such a cicuit that disables any other relay once operated, would 
> do the job?
> 
> Before I set about reinventing the wheel, does anyone have the knowledge or
> a basic circuit diagram for this sort of relay interlocking please?
> Tnx Dave
> 
> _______________________________________________
> UR RST IS ... ... ..9 QSB QSB - hw? BK

Please reply with directions to Dave's query on the list or.. include me
if the reply is off-list. I am facing some of the same issues. Maybe I
could sort it out for myself but why reinvent the wheel?

73,

Bill  KU8H

_______________________________________________
UR RST IS ... ... ..9 QSB QSB - hw? BK

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