These are the main Amateur Radio Satellites with the most commonly used frequencies listed. Check www.amsat.org for complete frequency listings and satellite operational status.
Uplink: SK
Downlink: SK
Uplink: 437.8000 MHz FM
Downlink: 145.8000 MHz FM
Uplink: 145.8500 MHz FM, PL 67.0 Hz.
Downlink: 436.7950 MHz FM