The 1000T8G18B from AR RF/Microwave Instrumentation is a RF Amplifier with Frequency 7.5 to 18 GHz, Gain 60 dB, Gain Flatness ±11 dB, Output Power 53.98 dBm, Output Power 250.03 W. Tags: Travelling Wave Tube Amplifier. More details for 1000T8G18B can be seen below.