The R&S ZVL3 from Rohde & Schwarz is a Vector Network Analyzer with Frequency 9 kHz to 3 GHz, Measurement Speed <50 ms, Test Points 2 to 4001 points per trace, Dynamic Range typ. 85 dB to 123 dB, Output Power typ. -60 dBm to 10 dBm. Tags: VNA with Screen. More details for R&S ZVL3 can be seen below.