MS203XB

Anritsu

The Anritsu MS203XB VNA Master is a handheld vector network analyzer series designed for field installation, maintenance, and troubleshooting of RF and microwave systems. It combines S-parameter measurement capability with optional spectrum analysis in a compact instrument featuring frequency coverage up to 20 GHz. This battery-powered, ruggedized platform provides laboratory-grade accuracy for cable, antenna, and component verification in any environment.

Key Specifications & Features

  • Frequency Range: 500 kHz up to 4 GHz (MS2034B) or 6 GHz (MS2035B)
  • VNA Capability: 2-port, 1-path measurements for S11 and S21
  • Integrated Spectrum Analyzer: Optional coverage from 9 kHz up to 6 GHz
  • Demodulation Support: Optional AM/FM/PM Demodulation Analyzer (Option 509)
  • Advanced Tools: Optional Vector Voltmeter and Bias Tee (Options 15, 10)
  • Signal Monitoring: Optional Interference Analyzer and Channel Scanner
  • Field Mapping: Optional GPS Receiver and Coverage Mapping (Options 31, 431)
  • Connectivity: Standard Ethernet connectivity for remote data management
Overview & Applications
BrandAnritsu
Form factorHandheld
CategoryVector Network Analyzer
Frequency Range2 MHz to 20 GHz (model dependent)
ApplicationCable & Antenna / RF Component Testing
MS203XB-0509 Option 509, AM/FM/PM Demodulation Analyzer
MS203XB-0010 Option 10, Bias Tee
MS203XB-0015 Option 15, Vector Voltmeter
MS203XB-0019 Option 19, High Accuracy Power Meter (Requires USB Power Sensor, sold separately)
MS203XB-0025 Option 25, Interference Analyzer
MS203XB-0027 Option 27, Channel Scanner
MS203XB-0031 Option 31, GPS Receiver (Requires GPS Antenna, sold separately)
MS203XB-0431 Option 431, Coverage Mapping
MS2035B VNA Master, 2-port, 1-path, 500 kHz – 6 GHz + Spectrum Analyzer, 9 kHz – 6 GHz (Includes Ethernet Connectivity)
MS2034B VNA Master, 2-port, 1-path, 500 kHz – 4 GHz, + Spectrum Analyzer, 9 kHz – 4 GHz (Includes Ethernet Connectivity)

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MS203XB


The MS203XB VNA Master series serves as a comprehensive handheld solution for engineers and technicians working on RF and microwave systems. By integrating vector network analysis and spectrum analysis into a single portable unit, it streamlines the process of cable, antenna, and component testing. These instruments are specifically designed to handle the rigors of field work while maintaining high measurement precision for critical system verification.

Built for durability and mobility, the MS203XB platform features a ruggedized chassis and a battery-powered design that ensures continuous operation in remote locations. It supports essential S-parameter measurements, including S11 and S21, allowing for precise verification of signal paths and component performance. The inclusion of optional features like an interference analyzer and high-accuracy power meter makes it a versatile tool for identifying signal issues and optimizing network throughput.

The series includes the MS2034B and MS2035B models, offering integrated spectrum analyzer ranges up to 4 GHz and 6 GHz respectively, while the VNA platform can support up to 20 GHz depending on the specific model. Users can customize their units with various options such as bias tees, vector voltmeters, and GPS receivers for detailed coverage mapping. Every unit includes Ethernet connectivity as standard, facilitating easy data transfer and remote instrument management for modern field operations.

Handheld Vector Network Analysis

Perform precise 2-port S11 and S21 measurements anywhere with a rugged, portable instrument.

Integrated Spectrum Analysis

Expand your field capabilities with optional spectrum analysis for signal monitoring up to 6 GHz.

Advanced Interference Hunting

Utilize optional interference analyzers and channel scanners to identify and locate signal disruptions.

Rugged Battery Operation

Designed for field deployment with a battery-powered platform that withstands harsh environmental conditions.

View Models & Options

Comprehensive Field Vector Network Analysis

The MS203XB VNA Master provides a robust set of tools for verifying RF components and systems directly at the site. It measures essential S-parameters like S11 and S21 to ensure cable and antenna systems are operating within specified tolerances. Its portable, battery-operated design allows technicians to perform complex troubleshooting without the need for external power sources or heavy benchtop equipment.

Integrated Spectrum Analysis and Mapping

With optional spectrum analysis functionality, this series can monitor signals from 9 kHz up to 6 GHz to detect interference and unauthorized transmissions. When combined with the optional GPS receiver and coverage mapping tools, users can generate detailed signal strength reports across wide geographic areas. This makes the MS203XB an ideal solution for both routine maintenance and advanced interference hunting in the field.

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