The SN5090-6 from Copper Mountain Technologies is a Vector Network Analyzer with Frequency 300 KHz to 9 GHz, Measurement Speed 24 µs, Test Points 2 to 500, 001, Dynamic Range 110 to 140 dB, Output Power -45 to 10 dBm. Tags: USB / Computer Controlled. More details for SN5090-6 can be seen below.