HGLRC Hammer Mini V2 is a small antenna suitable for lightweight 2–4" freestyle drones or 5" racing drones. The antenna is designed for the 5.8GHz band. With a gain of 2.5 dBi, it provides a good balance between range and directionality. The antenna is equipped with a u.FL connector, making it suitable for direct connection to the video transmitter.
The total length of the antenna is 130 mm, of which 60 mm consists of a rigid tube suitable for mounting on the drone and approximately 55 mm is accounted for by the cable including the connector. With a weight of 1.5 grams, the antenna is also suitable for lightweight drones where every gram matters.
The antenna has circular polarization. RHCP polarization is suitable for analog video transmission or HDZero. LHCP polarization will find use in DJI and Walksnail systems.