The 6549 from Ophir RF is a RF Amplifier with Frequency 7.5 to 18 GHz, Gain 63 dB, Output Power 60.96 dBm, Output Power 1250 W, Spurious -40 dBc. Tags: Benchtop / Rackmount, Travelling Wave Tube Amplifier, Power Amplifier, Automatic Gain Controlled Amplifier. More details for 6549 can be seen below.