The 50W1000BM4 from AR RF/Microwave Instrumentation is a RF Amplifier with Frequency 1 to 1000 MHz, Gain 47 dB, Gain Flatness ±1.5 dB, Output Power 46.02 to 47.4 dBm, Output Power 39.99 to 54.95 W. Tags: Power Amplifier. More details for 50W1000BM4 can be seen below.