The STO-1509315-T-E1 from ERAVANT is a Vector Network Analyzer Extender with Extended Frequency 50 to 75 GHz, Input Frequency 6.25 to 9.38 GHz, LO Frequency 6.25 to 9.38 GHz, Output Power 15 dBm (Test Port), Input Power -3 to 3 dBm (LO, RF). More details for STO-1509315-T-E1 can be seen below.
