Radar speed gun Leverages the Doppler Effect for Precise Speed ​​Measurement Across Multiple Scenarios

Radar speed gun is a portable electronic speed measurement device developed based on the Doppler effect. Operating in the 24GHz frequency band, it offers strong resistance to interference from rain and fog. It supports both handheld and vehicle-mounted dynamic speed measurement, making it suitable for diverse environments such as road traffic management and industrial site operations, while offering the core advantages of high precision and non-contact measurement.

Radar speed gun is a widely used portable speed measurement device that relies primarily on the Doppler effect to perform its function. During operation, the device emits radio waves; when these waves strike a moving vehicle or piece of equipment, a reflected signal is generated. The antenna captures the returning waves, and the system calculates the moving object's real-time speed by analyzing the frequency difference between the transmitted and received signals. It also supports a vehicle-mounted dynamic mode to meet the needs of mobile inspection tasks. Utilizing the dedicated 24GHz frequency band, the device demonstrates exceptional environmental adaptability, effectively resisting interference from adverse weather conditions like rain and fog to ensure stable, all-weather performance.

Radar speed gun features standardized technical specifications, stable performance, and high measurement accuracy. It operates with a standard transmission power of 10mW (maximum not exceeding 20dBm) and a beam angle of 22° x 8°. It covers a speed range of 1–240 km/h with a resolution of 0.1 km/h and maintains an overall measurement error within ±1 km/h, meeting the precision requirements of various scenarios. As a non-contact measurement device, it requires no sensors or markers to be attached to the target object, ensuring no impact on the equipment or vehicles being monitored, making it ideal for specialized measurement applications.

Compact, portable, and flexible to deploy, Radar speed gun addresses the limitations of fixed speed measurement systems and is suitable for a wide range of applications. In traffic management, it can be used to set up temporary checkpoints in areas lacking fixed equipment—such as curves, school zones, and accident-prone sections—as well as for monitoring vehicle speeds on suburban and mountainous roads to detect speeding and ensure highway safety. In industrial settings, it can be used to monitor the speed of mobile equipment—such as forklifts and hoists—thereby regulating operating speeds, mitigating safety hazards, and enhancing operational efficiency. Easy to operate and highly maneuverable, the device balances precision with practicality, serving as a vital speed-monitoring tool for traffic control and industrial safety.