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 AntennaModel: QT440AGain: 4dBiConnector: TNC-JFrequency Range: 430-450MHzApplicable and Models: STRONEX (except S10), UniStrong (except G10)1X AntennaNotes: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 ColorMaterial: Metal+PlasticPackage Contents:1*GPS antennaOnly 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.