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Introducing CX300 ComXpert: Radio Test Solution


Experience the Future of Radio Testing with the CX300 ComXpert

The CX300 ComXpert is a powerful, portable, and versatile communications service monitor designed for today’s radio technicians. Whether you're working with portable radios, complex infrastructure, or broadband networks, the CX300 provides you with lab-grade specifications in a rugged, field-portable package.

With an intuitive, browser-like interface and advanced remote control capabilities, the CX300 streamlines testing, alignment, and maintenance of analog and digital communication systems. Take your testing to the next level with a comprehensive, easy-to-use solution.

Why Choose the CX300? 6 BENEFITS

  • 01

    Wide Frequency Range

    Test communications systems across a frequency range of 100 kHz to 6 GHz.

  • 02

    User-Friendly Interface

    Large, color touchscreen with multiple tabs for instant switching between test setups, similar to an internet browser.

  • 03

    Intelligent Meters

    Color-coded, analog-style meters with pass/fail indicators and digital precision for quick at-a-glance verification.

  • 04

    VIAVI Auto-Test Applications

    Automate testing and alignment for all major LMR and PMR radios, ensuring fast and repeatable results.

  • 05

    Remote Control

    Remotely control the CX300 with Windows, Android, or iOS devices using Smart Access Anywhere.

  • 06

    StrataSync Integration

    Seamlessly sync test data, manage configurations, and update the CX300 with cloud-based StrataSync.

Advanced Features for Specialised Radio Testing

The CX300 ComXpert stands out with its ability to support both analog and digital radio protocols. From traditional analog radios to the latest Digital Mobile Radio (DMR), Project 25 (P25), and TETRA systems, the CX300 is designed to ensure seamless operation and maintenance. DMR Testing Capabilities: The CX300 DMR Option unlocks advanced features for testing DMR infrastructure, radios, and repeaters. With full compliance to the ETSI DMR Standards, the CX300 ensures interoperability and consistent performance across systems.

  • 01

    Demodulate and Analyse

    Receive and analyse DMR-modulated signals with precision.

  • 02

    Comprehensive Metrics

    Measure Bit Error Rate, Signal Power, Frequency Error, Symbol Deviation, and more.

  • 03

    Advanced Visualisations

    Use Distribution, Constellation, and Eye Diagram plots to dive deeper into modulation analysis.

  • 04

    Integrated Tools

    Access a built-in Spectrum Analyser, Channel Analyser, and Oscilloscope for a full range of diagnostic needs.

  • 05

    P25 Phase 1 & Phase 2

    Perform tests compliant with TIA-102 standards for C4FM/CQPSK modulation.

  • 06

    TETRA

    Use the TETRA Parametric Test Suite to verify the performance of mobile and base stations.

  • 07

    NXDN & DMR Repeater

    Evaluate infrastructure and repeater setups using customisable test parameters.

  • 08

    LTE Over-the-Air Analysis

    Ensure your broadband infrastructure is performing optimally by conducting LTE tests with the same precision applied to radio systems.


A Complete Test Suite

The CX300 delivers a full-featured test environment, reducing the need for multiple pieces of equipment:

Auto-Test Applications

Speed up radio testing with manufacturer-approved automated alignment. Minimal technician input required.

Cable & Antenna Analysis

Use the built-in VNA to conduct VSWR, Return Loss, and Distance to Fault tests.

Bird Power Meter Integration

Optional integration for ultra-precise power measurements.

Technical Specifications at a Glance

  • Frequency Range: 100 kHz to 6 GHz
  • Weight: 15 lbs (6.8 kg)
  • Battery Life: 2.25+ hours
  • Display: 10-inch touchscreen
  • Connectivity: WiFi, VNC, GPS, Bluetooth
  • Dimensions: 12.2 in x 9.5 in x 6.1 in
  • Shock Rating: 30G Rugged Design
  • Remote Interface: Smart Access Anywhere & StrataSync

VIAVI CX300 ComXpert Documents

Future-Ready with Scalable Options

As analog systems give way to digital platforms, the CX300 evolves with them.

Expandability: Additional support for LTE, P25 Trunking, TETRA MS Protocol, and more

Software Upgrades: Keep current with regular enhancements via StrataSync

Two-Port VNA & S Parameters: Add-on options allow advanced measurements (Insertion Loss, Group Delay, S11/S21)

Choose the CX300 for Your Next Radio Test

Whether you’re in public safety, utilities, transportation, or critical communications infrastructure, the CX300 is your all-in-one test solution. It provides the precision, flexibility, and future-proof capabilities that modern radio technicians need to ensure smooth and efficient radio communication operations.


SEE THE CX300 ComXpert IN ACTION

THE VIAVI CX300 ADVANTAGE

  • 01

    Comprehensive Testing Capabilities

    Supports a wide range of technologies from analog to LTE, eliminating the need for multiple testers.

    • • Analog, DMR, P25, TETRA, NXDN, LTE protocols supported
    • • Broad frequency coverage and integrated diagnostic tools
  • 02

    Automated and Remote Testing

    Accelerates workflows and reduces manual testing time.

    • Built-in VIAVI Auto-Test applications
    • Remote access via mobile, tablet, or desktop
  • 03

    Future-Ready and Cloud Integration

    Your investment grows with your infrastructure.

    • Modular options and updates keep pace with emerging tech
    • StrataSync ensures seamless device and data management

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