The ARMA-4000STM series from Advantech Wireless Technologies is a SATCOM Amplifier System with Frequency 2.025 to 2.120 GHz, Saturated Power 55 to 57 dBm (316.23 to 501.19 W), P1dB 54 to 56 dBm (251.19 to 398.11 W), Small Signal Gain 70 dB, Gain Adjustment Range 20 dB. Tags: Rack Mount, SSPA. More details for ARMA-4000STM series can be seen below.