The VZU-6997AD from Communications & Power Industries is a SATCOM Amplifier System with Frequency 13.75 to 14.50 GHz, TWT Power 750 W (58.75 dBm), Flange Power 650 W (58.13 dBm), Small Signal Gain 70 to 90 dB, Gain Adjustment Range 0 to 30 dB. Tags: Rack Mount, TWTA. More details for VZU-6997AD can be seen below.