The STR1240 from Spacepath Communications is a SATCOM Amplifier System with Frequency 7.90 to 8.40 GHz, TWT Power 400 W, Flange Power 350 W(HPA), Small Signal Gain 50 to 75 dB, Power 56.02 dBm. Tags: Rack Mount, TWTA. More details for STR1240 can be seen below.