The PTCM4211 from Communications & Power Industries is a RF Amplifier with Frequency 2 to 4 GHz, Output Power 71.76 to 72.5 dBm, Output Power 15000 to 17800 W, Supply Voltage 110 to 240 V, Operating Temperature 0 to 40 Degree C. Tags: Benchtop / Rackmount, Travelling Wave Tube Amplifier. More details for PTCM4211 can be seen below.