5.8 GHz Outdoor Linear Amplifiers Waterproof bi-directional pole-mounted amplifier for use with 5.8 GHz radio modems and Wireless LAN equipment. Remote mounting allows the amplifier to be located right next to the antenna so full transmit power is right where it is most effective. Power is supplied via the coaxial cable using the included DC power injector. The injector is placed in a convenient indoor location Only for use with systems certified under FCC Title 47, Part 15 rules.