Artikelrobot
Well-Known Member
On Saturday morning there was an initial test of the PSK-31 transponder onboard PCSat2 which is attached to the International Space Station (ISS)
http://www.southgatearc.org/news/aug2005/pcsat2_psk31_tests.htm
http://www.southgatearc.org/news/aug2005/pcsat2_psk31_tests.htm