The ISS HamTV project with a downlink at 2.422 GHz and 2.437 GHz is discussed on the DX Coffee blog at:

http://www.dxcoffee.com/eng/2015/10/19/the-ham-tv-project-a-technological-su ccess-of-amsat-italia/

The TV format is DVB-S (Digital Video Broadcasting-Satellite)

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73 de JoAnne K9JKM

k9jkm@amsat.org