The FEV-19-TR-0001 from Farran is a Vector Network Analyzer Extender with Input Frequency 10 to 15 GHz, Extended Frequency 40 to 60 GHz, LO Frequency 10 to 15 GHz, Output Power 5 to 9 dBm, Input Power 5 to 10 dBm. More details for FEV-19-TR-0001 can be seen below.