The PTCM4218 from Communications & Power Industries is a RF Amplifier with Frequency 12 to 18 GHz, Output Power 70.41 to 71.3 dBm, Output Power 11000 to 13500 W, Supply Voltage 110 to 240 V, Operating Temperature 0 to 40 Degree C. Tags: Benchtop / Rackmount, Travelling Wave Tube Amplifier. More details for PTCM4218 can be seen below.