The KB0525M53A from KeyLink Microwave is a RF Amplifier with Frequency 500 MHz to 2.5 GHz, Power Gain 53 dB, Gain Flatness 2 dB (Power Gain Flatness), Output Power 56.99 dBm, Output Power 500.03 W. Tags: Power Amplifier. More details for KB0525M53A can be seen below.