The STA5550 from Spacepath Communications is a SATCOM Amplifier System with Frequency 27.5 to 30 GHz / 27 to 30 GHz / 28 to 30 GHz / 30 to 31 GHz, TWT Power 500 W, Flange Power 425 W, Small Signal Gain 70 dB, Gain Adjustment Range 30 dB. Tags: System, TWTA. More details for STA5550 can be seen below.