The 500T8G18M7 from AR RF/Microwave Instrumentation is a RF Amplifier with Frequency 7.5 to 18 GHz, Gain 57 dB, Gain Flatness ±11 dB, Output Power 50.97 dBm, Output Power 125.03 W. Tags: Travelling Wave Tube Amplifier. More details for 500T8G18M7 can be seen below.