Rc Drone Extended Antenna Range Dji Phantom 3 Inspire 1 Remote Control Signal Booster Fpv to Enhance the Board Parabolic Only the signal booster no transmitter Parabolic antenna is in the form of the most frequently used type of radar antenna installation works. Parabolic antenna consists of a circular parabolic reflector mirror located in the focal points of light. for dji DJI Phantom 3 Parabolic reflector is made of metal, usually a metal frame covered with wire mesh on the inside. Metal mesh width of the groove must be less than  / 10. The metal coating is formed to act as a mirror reflector radar energy. 100% New Brand