Site Master Handheld Cable and Antenna Analyzer Model S331D covers 25 MHz to 4000 MHz spectrum. Suited for field technicians of any experience level working with VHF, broadcasting, paging, cellular, PCS/GSM, 3G, ISM, WLAN and WLL applications.

Measurement capability includes precision Return Loss/SWR, Cable Loss and optional T1/E1 and power meter measurements. Frequency Domain Reflectometry (FDR) provides Distance to Fault (DTF) analysis to locate faults accurately.