The AA-20M1G-300 from Advanced Amplifiers is a RF Amplifier with Frequency 0.02 to 1 GHz, Gain 54 dB, Power Gain 54 dB, Gain Flatness 4 dB, Output Power 300 W. Tags: Benchtop / Rackmount, Power Amplifier. More details for AA-20M1G-300 can be seen below.