Anritsu S331E Site Master Compact Handheld Cable and Antenna Analyzer
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Anritsu
Anritsu provides trusted solutions that help engineers and technicians measure power with confidence. Since 1895 Anritsu has been leading the way as a pioneer in information communications equipment.
The Anritsu S331E Site Master is a next-generation handheld cable and antenna analyzer engineered for speed, accuracy, and efficiency in wireless system maintenance. Covering a frequency range from 2 MHz to 4 GHz, the S331E delivers fast sweep times and high-resolution results, enabling technicians to perform precise VSWR, return loss, cable loss, and distance-to-fault measurements in the field. Its advanced capabilities, rugged construction, and intuitive touchscreen interface make it an indispensable tool for optimizing wireless networks, from cellular towers and DAS installations to broadcast and land mobile radio systems.
With extended battery life, enhanced data storage, and superior measurement performance, the Anritsu S331E sets a new standard in portable RF testing. Designed for professionals who need reliable results in demanding environments, it reduces downtime, streamlines troubleshooting, and ensures peak network performance. Trusted by engineers worldwide, the S331E offers the perfect balance of portability, functionality, and accuracy—making it the go-to solution for modern wireless infrastructure maintenance and upgrades.