The 250W1000BM3 from AR RF/Microwave Instrumentation is a RF Amplifier with Frequency 80 to 1000 MHz, Gain 54 dB, Gain Flatness ±1.5 dB, Noise Figure 8 dB, Output Power 53.98 dBm. Tags: Power Amplifier. More details for 250W1000BM3 can be seen below.