The Anritsu S331C Site Master Cable and Antenna Analyzer is a handheld RF test instrument designed for cable and antenna measurements, including SWR, return loss, and distance-to-fault (DTF) location along feedlines and antennas. It covers a wide frequency range from 25 MHz to 4 GHz, suitable for field testing of common RF installations from low-frequency cables to cellular bands. This listing is for the unit only, with no cables, adapters, or power supply included. Built for field technicians, the S331C helps locate faults quickly and verify antenna and feeder performance with precise measurements in a compact handheld package.
