The Anritsu S331L Site Master is a rugged, handheld cable and antenna analyzer covering the 2 MHz to 4 GHz frequency range. It’s designed for field use, providing accurate measurements of VSWR, return loss, cable loss, and distance-to-fault. This analyzer is essential for maintaining and troubleshooting antenna and cable systems in cellular, broadcast, and other wireless communication infrastructures. The S331L helps identify and locate faults, optimize system performance, and reduce downtime.

Anritsu S331L Site Master Handheld Cable and Antenna Analyzer; 2 MHz to 4 GHz
The Anritsu S331L Site Master is a handheld cable and antenna analyzer that operates from 2 MHz to 4 GHz. It is designed for field engineers and technicians involved in the installation, maintenance, and troubleshooting of wireless communication systems. The S331L is used to measure VSWR, cable loss, return loss, and distance-to-fault, helping to ensure optimal performance of antenna and cable systems.
Product Condition & Availability
Anritsu S331L Site Master Handheld Cable and Antenna Analyzer; 2 MHz to 4 GHz is in excellent working condition and has been thoroughly tested for performance and reliability. We offer both new and professionally refurbished options, depending on availability and customer preference.
$3,430.00
instock
In stock
FedEx, UPS, USPS
Shipping world-wide available:
DHS, FedEx International
Integrated Solutions & Deployment Support
Beyond individual products, Aumictech provides end-to-end solutions for manufacturing line deployment and test station setup. Our team can assist with system integration, configuration, and equipment selection tailored to your production requirements.
Trusted Industry Experience
With over a decade of experience, Aumictech is a recognized leader in RF and optical test equipment sales and services. All units are supported by our in-house calibration and repair facility based in Downingtown, PA, ensuring technical reliability and long-term value.
Customer Commitment
We’re committed to exceptional customer service, offering a 15-day return or replacement (ROR) policy for peace of mind. Our team is always available to assist with pre- and post-sale support.
Fast Shipping & Flexible Payments
We offer rapid global shipping through FedEx, UPS, and DHL, with most orders dispatched within 1–3 business days. Multiple secure payment options are available, including PayPal, ACH, wire transfers, and major credit cards.
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