The XTD-150Ka from Comtech Xicom Technology is a RF Amplifier with Frequency 27.5 to 30 GHz, Small Signal Gain 75 dB pk-pk, Gain Flatness ±0.8 to 2.5 dB, Harmonics -60 dBc. Tags: Power Amplifier, Travelling Wave Tube Amplifier. More details for XTD-150Ka can be seen below.