The AR-125R from AR Modular RF is a RF Amplifier with Frequency 30 to 512 MHz, Input Power 40 to 43 dBm, Input Power 10 to 20 W, Harmonics -60 dBc, Spurious -70 dBc. Tags: Benchtop / Rackmount, Power Amplifier. More details for AR-125R can be seen below.