Laird Technologies - Phantom Elite Antenna w/ 155-160 MHz Frequency - Black The Phantom Elite features patented true field diversity that outperforms many conventional whip antennas. The stealth design is Injection molded from ABS plastic. An adapter is included to replace the nut on the mount for proper antenna alignment when used with mini-mag mounts. 37.5."-40" minimum dia. ground plane is required.