High-Performance Compatibility: Specifically designed to enhance the of STRONEX and UniStrong GNSS models, this QT440A GPS Antenna operates effectively within the 430-450MHz frequency range, ensuring reliable and accurate geospatial measurements. Optimal Signal Gain: Boasting a 4dBi gain, this antenna amplifies the signal reception quality, which is crucial for conducting detailed and extensive geographical surveys and other critical measurements in diverse environmental conditions. Safe and Chemical-Free: Manufactured with a focus on safety, this GPS antenna contains no high-concern chemicals, making it a responsible choice for users prioritizing environmental and personal health. DIY-Friendly Installation: Tailored for electrical , this antenna allows for a straightforward setup process, enabling both professionals and amateurs to easily integrate it with compatible GNSS receivers without the need for tools. Robust Design and : Crafted with durability in mind and originating from , this antenna is built to withstand the rigors of fieldwork, ensuring long-lasting performance in a variety of outdoor and industrial settings. Description/Features: High-quality GPS GNSS antenna, model QT440A, designed for and durability. Compatible with a range of , specifically tailored frequencies for optimal performance: * 410-430MHz for Trimble. * 430-450MHz suitable for STRONEX (except S10), UniStrong (except G10). * 450-470MHz ideal for , China Airlines, Sanding, Tianyu, Ruide, Zhongnuo GNSS. * 410-470MHz for CHCNAV new radio antenna, STRONEX S10, UniStrong G10. Features two main antenna interfaces: TNC-J and SMA-J. compatibility with your device's interface before purchase. This compact radio antenna is perfect for setting up your own radio station in base station mode, supporting both built-in and external radio configurations. Specifications: Product Name: GPS GNSS Antenna Model: QT440A Gain: 4dBi Connector: TNC-J Frequency Range: 430-450MHz Applicable and Models: STRONEX (except S10), UniStrong (except G10) 1X Antenna Notes: The actual color of the product slightly from the pictures on the website due to differences in display brightness and lighting conditions. Please allow slight deviations in the measurements. Color: Image Color Material: Metal+Plastic Package Contents: 1*GPS antenna Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.