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MacDoppler Movies
Hundreds of Hams in Southern Ontario and Western New York have been using the VE3VRW Satellite Gateway via the SSPBD Repeater System to make contacts on AO-27, UO-14, Sunsat, SO-41, SO-50, Echo, Mir and ISS since it was first installed in 1997.

tracks the FM Amateur Radio satellites 24 hours a day, 7 days a week, controlling a Kenwood TS-2000 corrected for doppler and pointing antennas with a Yaesu GS232 and G5400B combination.

Speech advisories are synthesized on the fly with upcoming pass information, elevation and uplink frequency reminder, and are converted from ASCII text to speech on multiples of 60 minutes before AOS, 30 minutes, 15 minutes, 5 minutes and when the program switches to a new satellite.

QT Movie courtesy VA3SPH