Hello Ken:
Harbach has a "soft key" mod for the Sb-200. I have a similar one in my
SB220 and it works fine.
73
Jim kc4ee@sonet.net
----- Original Message -----
From: "Ken Brown" <ken.d.brown@verizon.net>
To: <tentec@contesting.com>
Sent: Sunday, May 18, 2003 13:53 PM
Subject: Re: [TenTec] Omni C + SB200
> The SB-200 needs to have a 150 (approximately +/- my memory loss) volt
> DC line pulled to ground to key it. Using a relay driven by some lower
> voltage transistion output from the transceiver is one way to do it. Not
> the only way though. I have seen circuits in QST hint and kinks using a
> HexFet and a few other components....You will still have the noise and
> slow response of the relay(s) inside the SB-200. I wonder if anyone has
> built a QSK conversion into a SB-200. I think this would be much better.
>
> DE N6KB
>
> >Heathkit SB-200 and if I read my manual right I need to build an external
relay to handle the ALC voltage and handle the antenna relay line on my Omni
C. Is this correct and are there any other tips I need to know?
> >
> >
> >
>
>
>
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> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
>
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