Drive Test FM Module

Drive Test FM Module Overview

The Drive Test FM Module is a versatile tool designed for professionals in broadcasting and audio analysis, enabling precise monitoring and testing of FM signals during mobile operations. This compact module supports key applications in audio analyzers, broadcast modulation monitors, and RDS/RBDS monitors, making it essential for RF spectrum analyzers and transmission test & monitoring tasks. By providing real-time data on signal quality and modulation parameters, it helps ensure reliable FM transmission performance, reducing downtime and improving overall broadcast integrity.

Key Features and Benefits

Engineered for fieldwork, the Drive Test FM Module delivers accurate measurements in demanding environments, offering broadcasters and engineers a reliable way to validate signal coverage and compliance. Its integration with modulation monitors allows for seamless analysis of FM carriers, while support for RDS/RBDS decoding ensures that data services are functioning correctly. Users benefit from enhanced mobility, as the module’s lightweight design facilitates easy installation in vehicles for drive testing, helping to identify coverage gaps and optimize transmitter settings without interrupting live broadcasts.

Technical Specifications

This module operates within a frequency range of 87.5 to 108 MHz, covering standard FM bands used in broadcast transmission. It features a sensitivity of -120 dBm for reliable signal detection, with modulation measurement accuracy up to ±0.1% for frequency deviation. The device supports input levels from -10 dBm to +10 dBm and includes digital outputs for integration with RF spectrum analyzers. Power requirements are low at 12V DC, ensuring compatibility with portable setups, and it provides logging capabilities for up to 24 hours of continuous data collection.

• Precise FM Modulation Analysis: Measures frequency deviation, stereo separation, and pilot tone levels to maintain audio quality in broadcast systems.
• RDS/RBDS Decoding: Captures and decodes radio data system information, aiding in compliance checks for RDS/RBDS monitors.
• Real-Time Spectrum Monitoring: Integrates with RF spectrum analyzers for visualizing signal spectra during drive tests.
• Portable Design: Compact and rugged, ideal for test & monitoring in mobile scenarios, with USB connectivity for data export.
• Audio Analysis Capabilities: Supports distortion and noise measurements as part of audio analyzers functionality.

Why Choose the Drive Test FM Module?

For teams involved in FM broadcast testing, this module streamlines workflows by combining multiple monitoring functions into one unit, saving time and resources. It empowers users to conduct thorough drive tests, ensuring optimal signal propagation and listener satisfaction. Whether verifying transmission modulation or troubleshooting issues, the Drive Test FM Module provides the data-driven insights needed for professional-grade results.