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Re: Beacon frequencies



Jerry, there was some numbers given for AO-40 at least, in
an issue of the AMSAT Journal.  Let's see if we can find it.
Cliff K7RR

Jerry Pixton wrote:
> 
> Hi All,
> 
> Since we all have different Local Oscillator frequencies in our
> downconverters, does anyone know the real beacon frequencies for AO-40 and
> UO-11? Nominal is 2401.323000 and 2401.500000.
> 
> But with my predictive doppler tracking program I am needing about 10 Khz
> difference between the two satellites. Since I am using the same
> downconverter, I am puzzled. I am trying to keep both beacons tuned in the
> center of the passband as displayed by AO40rcv. I am judging the LO
> frequency by the actual frequency my FT847 is tuned to when the doppler
> calculations swing thru 0, vs what my calculated Satellite Transmit
> Frequency is at that point.
> 
> I also have some other errors going on because even with doppler correction
> I have to tune up before TCA and down afterwards, about 3 khz.
> 
> Jerry, W6IHG
> ------------------------------------------
> Dr. Jerry R. Pixton, PIXOS Designs LLC
> http://www.pixos.com/designs/
> jpixton@shentel.net
> ------------------------------------------
> 
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