[amsat-bb] Re: Linear transponder without duplex?

[Anthony Monteiro]

Hi Bill,

A more modern version would be SATPC32 available from
AMSAT but it will not run on my old 20 mhz 386 laptop!

73,
Tony AA2TX


At 09:33 PM 2/10/2008, Bill Dzurilla wrote:
>Thanks again Tony.  These programs look interesting,
>even though rather old.  I'll check them out, would
>like to try VO-52.
>73, Bill
>--- Anthony Monteiro <aa2tx at comcast.net> wrote:
>
> > At 02:30 PM 2/10/2008, Bill Dzurilla wrote:
> > >I know full duplex is the best, but is there a
> > >practical way to work VO-52 and other linear
> > >transponder birds w/o duplex?
> > >
> > >73, Bill NZ5N
> >
> > Hi Bill,
> >
> > Yes. It is not really all that difficult either.
> > I have made contacts on VO-52 and other satellites
> > using just an FT-817 and omni antennas and also
> > mobile while driving to and from work using an
> > FT-100 with an ATAS vertical.
> >
> > I used an old 386 laptop running InstantTrack and
> > InstantTune software to set the radio VFOs. Using
> > this software, it is not much different than
> > doing regular HF contacts. You just tune with the
> > radio dial to find a station or a clear spot and
> > then you PTT. The software does all the work of
> > setting the VFOs and doppler tracking.
> >
> > Please feel free to email me if you would like
> > more info.
> >
> > 73,
> > Tony AA2TX
> >
> >
> >
> >
> >
> >
> >
> >
>
>
>
> 
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