The STR1240 from Stellar Satcom is a SATCOM Amplifier System with Frequency 7.90 to 8.40 GHz, TWT Power 56.02 dBm (400 W), Flange Power 55.44 dBm (350 W), Small Signal Gain 25 to 70 dB, Power 55.43 to 56.02 dBm. Tags: Rack Mount, TWTA. More details for STR1240 can be seen below.