Receive loop antenna; these work amazingly.
Built and tested.
A must for all stations and hear those weak stations with less noise.
These are passive antennas and do not require a power source.
Most modern radios have a dedicated receive antenna connection; an antenna selection switch can be used if your radio does not.
Do not transmit into these antennas; receive only.
cable length: 18 meters
Connector: SO239, requires PL259 connection.