For discussion of any type of receiving antenna used by a scanner or receiver base, mobile or handheld.

For general discussion of all things pertaining to coax cable, wave guide or any other medium for passing RF energy.

For discussion of splitters, multicouplers, filters, diplexers, duplexers and any other non-amplified device for routing RF energy.

For discussion of all hardware for erecting antennas and other hardware in to the sky.

For discussion of all active RF hardware used to amplify an incoming or outgoing signal. CB amplifier discussion is not permitted!

Discuss topics for building your own antenna.