The Hughes 8010H04 traveling-wave tube amplifier offers high reliability. It consists of a PPM-focused matel-ceramic traveling-wave tube, a fully filtered, regulated solid state power supply and a complete air cooling system assembled within a compact instrument case. RF connectors are on front panel. TWTA Power Output: 10 watts Frequency: 12.4 GHz to 18.0 GHz STD Connectors In/Out: SMA/SMA Replacement TWT: 848HD