The STA2275 from Spacepath Communications is a SATCOM Amplifier System with Frequency 7.9 to 8.4 GHz, TWT Power 750 W, Flange Power 650 W(HPA), Small Signal Gain 70 to 75 dB, AC Voltage 180 to 265 VAC. Tags: System, TWTA. More details for STA2275 can be seen below.