[amsat-bb] Re: Half-duplex on the Kenwood TH-F6A

Paul Stoetzer n8hm at arrl.net
Tue Apr 16 13:29:49 PDT 2013

Yes. Patrick, WD9EWK, has some experience using the TH-F6A as a downlink
receiver. I made one QSO on VO-52 with a TH-F6A, FT-817, and Arrow antenna.
I haven't gotten out to work the satellites in a while. I need to get back

Hear is audio of my QSO with NS1Z on VO-52 back on 10/22/12.



Paul, N8HM

On Tue, Apr 16, 2013 at 4:20 PM, Robert Kovacs <
robert.kovacs.g4g4 at statefarm.com> wrote:

> Someone earlier was asking about the TH-F6A.
> As mater of terminology, is it called "half-duplex" or "cross-band split"?
> The Kenwood TH-F6A has two receivers but will not work full duplex; you
> cannot hear your own signal coming back down from the satellite.
> What I do is use dual mode, so that both A & B are on, with the uplink on
> one and the downlink on the other. Set the audio fully on the downlink
> (because you don't want to listen to the uplink frequency) but leave the
> active or primary on the uplink side. That way, you can hear the bird, and
> when you key the PTT hopefully you can hit the bird. With an HT!
> My experiences though are with the FM easysats (including AO-51 of happy
> memory). Has anyone had any luck with this radio's SSB receivers for the
> linear birds?
> 73,
> Bob Kovacs.
> Amsat No. 38304.
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