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Re: Feasibility of VO-52 and FO-29 crosslink...



They would have to be close together.  The problem is the antenna
systems on the sats are weak and work poorly to each other.  We use
beams most of the time to hear the sats.

73 de Pat --- KA9SCF.
Amsat #35741

On 3/12/06, Dave hartzell <hartzell@gmail.com> wrote:
> Hello,
>
> Today I noticed that there is overlap in the transponder allocations
> of FO-29 and VO-52:
>
> 435.240 (up) --> VO-52 --> 145.910 (cross) --> FO-29 --> 435.890 (down)
>
> What would be the feasibility of performing a cross-link in this
> manner?  Off the top of my head, I can think of a few problems...
>
> * Doppler issues
> * Antenna alignment and polarization issues
> * Orbital alignment
> * Modulation issues:  USB vs. LSB vs. CW
>
> I think this would be a neat experiment, if possible.  Perhaps a
> trial-run might simply be listening for a spacecraft's beacon via
> another transponder?
>
> Just curious is anyone has attempted this...
>
> 73,
>
> Dave
> N0TGD
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