The R&S®ZNA43 from Rohde & Schwarz is a Vector Network Analyzer with Frequency 10 MHz to 43.5 GHz, Dynamic Range 86 to 139 dB, 106 to 116 dB(2.4 mm), Power Sweep Range 100 dB, Directivity 38 to 49 dB. Tags: VNA with Screen, USB / Computer Controlled. More details for R&S®ZNA43 can be seen below.