The Portek A333 from GSI is a Vector Network Analyzer with Frequency 300 KHz to 3.2 GHz, Measurement Speed 120 us, Dynamic Range 3 to 3200 MHz, 125 to 130 dB, Output Power -55 to 10 dBm, IF Bandwidth 10 Hz to 3 KHz. Tags: VNA with Screen. More details for Portek A333 can be seen below.