The 1000A225M4 from AR RF/Microwave Instrumentation is a RF Amplifier with Frequency 10 KHz to 225 MHz, Gain 60 dB, Gain Flatness ±2.5 dB, Output Power 59.54 dBm, Output Power 899.5 W. Tags: Power Amplifier. More details for 1000A225M4 can be seen below.