The AET/AER-19-0001 from Farran is a Antenna Test & Measurement Frequency Extension System with Dynamic Range 120 to 135 dB, Frequency 40 to 60 GHz, LO Frequency 10 to 15 GHz, Output Power 9 dBm, RF Input Frequency 10 to 15 GHz. More details for AET/AER-19-0001 can be seen below.