Product Overview: Anritsu MS2085A Handheld Site Master Cable & Antenna Analyzer
Anritsu MS2085A Handheld Sitemaster – Advanced RF Cable & Antenna Analyzer with optional Vector Network Analyzer
This product replaces the previous generation Anritsu S331E and Anritsu S361E Cable and Antenna Analyzers.
Whether you’re setting up a new tower site or maintaining an existing one, the Anritsu MS2085A Site Master gives you the accuracy and performance needed to confidently test and troubleshoot RF cables and antenna systems in the field.
For a complete list of standard or optional accessories, features, and technical specs, check out the product datasheet.
The Anritsu MS2085A Handheld Sitemaster is the next-generation model in Anritsu’s trusted Site Master series—built specifically for professionals who install, service, and troubleshoot RF communication systems. It replaces the previous S331E/S361E models with upgraded performance, while still delivering the reliability, rugged design, and trusted results technicians have come to depend on.
The Anritsu MS2085A integrates both a Cable and Antenna Analyzer and Vector Networks Analyzer (optional), both being available in 2 frequency ranges. Anritsu offers a wide array of optional features for the MS2085A, including Time Domain Reflectometry (TDR) to complement the Distance-to-Fault (DTF) Measurement—all tailored to meet the diverse needs of wireless professionals. Despite its robust capabilities, the MS2085A is lightweight and portable, weighing under 8.5 lbs., making it an ideal, all-in-one solution for wireless industry field technicians.
Standard Accessories: Includes a rechargeable battery, AC charger, and accessory power pack. Optional accessories such as calibration tools and phase-stable test port cables are also available. RF test ports are Type N (f), with adapters offered for other connector types.
Standard Configuration Options: Each unit must be configured with one Cable and Antenna Analyzer frequency option
Cable and Antenna Analyzer:
- MS2085A-0804: 5 kHz to 4 GHz
- MS2085A-0806: 5 kHz to 6 GHz
Additional Options (Options marked with an asterisk are 90-day time-limited features):
- Vector Network Analyzer: 5 kHz–4 GHz / 5 kHz–6 GHz
- Time Domain with Gating*
- Time Domain Reflection (TDR)*
- Remove Wi-Fi
- Secure Data
- Vector Voltmeter (requires 2-Port Transmission Measurement option)*
- Secure Communication
- High Accuracy Power Meter (requires USB sensor, sold separately)*
- 2-Port Transmission Measurement
- GNSS Receiver (requires GNSS antenna, sold separately)*
Key Features:
- Sweep Time 350µs/data point, RF immunity low*
- Corrected Directivity >40 dB, typical, InstaCal Calibration
- Return Loss and Distance-to-Fault Measurements
- Built-in PDF/HTML report generation
- Ability to add/edit/import and export a cable list from the instrument
- Insertion Loss Measurements
- Single Ended Insertion Loss Measurements
- Insertion Loss with External USB Power Sensor
- Insertion Loss Using the Site Master MS2085A Receiver Port 2 (requires Options 21)
- DAS System Measurements
- RF Immunity Setting
- Bias Tee Support
- Data Points: 10,049
Applications:
- Broadcast Transmission Systems
- Cellular Networks
- Distributed Antenna Systems (DAS)
- Military Aircraft Systems
- Maritime Communication Systems
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