Two 4.5-meter Space Star Satellite Antenna, Polarized: Tx/Rx Ku Band Antenna (Rx:10.95-12.75, Tx:13.75-14.5 GHz) motorized antenna, 1:1 Fully Redundant Subsystem, initially configured with 1:1 400 Watt TWT HPA (13.75 – 14.5 GHz) Xicom Model XTRD-400K, Low Noise Amplifier, 60 dB, 90o K, 10.95 – 12.75 GHz., Downconverter DT4513-1 /Upconverter UT4514/D-2 Comtech Subsystem (wired 1:4, initially configured 1:1), Satellite Modem CDM-600 Data Rate ( 2.4 KBPS – 20 MBPS, 1/2, 3/4, 7/8 Viterbi, Sequential coding with 8PSK and BPSK/ QPSK/ OQPSK modulation) and Reed Solomon FEC w/ Turbo Codec/HSSI interface and ADH 3Com Dehydrator (Rack Mount).