The STR2450 from Spacepath Communications is a SATCOM Amplifier System with Frequency 17.3 to 18.1 GHz / 17.3 to 18.4 GHz, TWT Power 500 W, Flange Power 420 W(HPA), Small Signal Gain 75 dB, Power 56.99 dBm. Tags: Rack Mount, TWTA. More details for STR2450 can be seen below.