Tony Bombardiere K2MO has released a video showing operation of PSK31, PSK63 and Hellshreiber on the amateur radio satellites.
He demonstrates WinPSK and IZ8BLY’s Hellschreiber which both have satellite capabilities. Essentially, the applications make it easy for the operator to monitor digital signals on the satellites downlink while simultaneously transmitting on the satellites uplink; it’s accomplished by utilizing the sound cards full-duplex operation.
Watch Digital Modes Via Satellite