UHF GMRS Base Antenna for 400-470MHz Repeaters High Gain 6dBi Aluminum Alloy Antenna for Base Station with 32ft PL-259 Coaxial Cable and SMA Adaptor

Enhance your communication capabilities with our high-performance 6dBi base station antenna. Specifically engineered for the 400-470MHz UHF band, this antenna is the ideal solution for extending the range and clarity of your GMRS radios, walkie-talkies, and other UHF communication devices. Whether you are setting up a repeater system, boosting base station signals, or connecting a radio amplifier, this antenna delivers exceptional gain and reliable performance. Constructed from durable, lightweight aluminum alloy and standing 1.12 meters (44 inches) tall, it is built to withstand outdoor environments, ensuring long-lasting use. Its efficient design includes a ground plane base with three radials, ensuring stable signal patterns and excellent omnidirectional coverage. ​​Technical Specifications:​​ ​​Frequency Range:​​ 400-470MHz ​​Gain:​​ 6dBi ​​VSWR:​​ <1.5 ​​Impedance:​​ 50 Ohms ​​Max Power:​​ 150W Antenna Connector: SO-239 ​​Antenna Height:​​ 44 Inches / 1.12 Meters ​​Cable Length:​​ 32 Feet / 10 Meters ​​Connector:​​ PL-259 to PL-259 ​​Package List:​​ 1 x 6dBi UHF Base Antenna (1.12m / 44in) 1 x 32ft / 10m RG-58 Coaxial Cable (PL-259 to PL-259) 1 x SL16 to SMA-Female Adapter 2 x U-bolt Mounting Clamps & Hardware

• ​​High Gain and Wide Compatibility:​​The 6dBi high-gain design significantly enhances transmission and reception capabilities. It is fully compatible with GMRS frequencies and the entire 400–470MHz UHF spectrum, supporting a wide range of two-way radios and repeater systems. The antenna achieves an optimal balance between signal coverage and radiation pattern, delivering stable omnidirectional communication while effectively reducing the risk of signal overload—making it particularly suitable for urban and suburban environments.
• ​​Durable and Weather-Resistant Construction:​​The main radiator is crafted from high-quality aluminum alloy and treated with special anti-corrosion coating, enabling it to withstand various harsh outdoor conditions while maintaining long-term, stable performance.
• Complete Kit for Easy Installation:​​We provide a complete, ready-to-use package. The kit includes a high-quality 32-foot (approx. 10 meters) RG-58 coaxial cable with PL-259 connectors, offering ample flexibility for installation positioning. Also included are two U-bolt clamps for easy mounting on mast poles of varying diameters (supporting up to 1.8 inches). An included SMA female adapter simplifies connection to modern handheld radios or mobile units.
• ​​Innovative Anti-Interference Design:​​Featuring a unique three-radial-arm ground plane system, this antenna effectively reduces VSWR, significantly improves signal quality.
• ​​Outstanding Outdoor Communication Performance:​​Optimized for long-range outdoor communication, it is an ideal solution for enhancing efficiency in scenarios such as fleet dispatch, field operations, and emergency response. It can be used in conjunction with repeaters or amplifiers to build a powerful temporary or fixed communication network.