The Puma 400X from Comtech Xicom Technology is an X-band GaN Power Amplifier System with an optional Block Upconverter (IF: 950 to 1450 MHz). The SSPA operates from 7.9 to 8.4 GHz and provides up to 400 Watts of saturated power (200W linear) with a small signal gain of 70 dB. The Amplifier/BUC System measures 8.6 x 14.0 x 19.0 inches and has Ethernet/RS-422/RS-485 and Serial RS-232 M&C interfaces. It has been designed for satellite uplink applications.