The STA5555P 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 300 to 550 W, Flange Power 250 to 340 W, Small Signal Gain 70 dB, Gain Adjustment Range 30 dB. Tags: System, TWTA. More details for STA5555P can be seen below.