The C2420 from Copper Mountain Technologies is a 4 port modular Vector network analyzer that operates from 1 kHz to 20 GHz. The VNA has a dynamic range of 133 dB and can take measurements at speeds of up to 12 usec/point. It has NMD 3.5 mm Male connectors at each port which are matched to 50 ohms. This VNA can be connected to any Windows PC or laptop, and offers Direct Receiver Access or special applications involving external directional coupling, including Load Pull and high-power measurements. It efficiently handles advanced test applications, providing an excellent price-performance combination for S-parameter measurement for this frequency range.