The 6563 from Ophir RF is a RF Amplifier with Frequency 7.5 to 18 GHz, Gain 64 dB, Gain Flatness ±3 dB, Output Power 66.02 to 63.42 dBm, Output Power 2200 W. Tags: Benchtop / Rackmount, Travelling Wave Tube Amplifier, Power Amplifier. More details for 6563 can be seen below.