Abstract: A loading coil for the antennas of the type adapted for use in the citizen frequency band and mountable at the roof, trunk lip or rain gutter of automobiles, the device featuring a tap lead-out mechanism designed to allow tap lead-out from the loading coil with no need of soldering the lead-out wire to the coil wire and to also allow easy connection to the coaxial connector unit. There is also provided a loading coil construction designed to allow initial integral formation of both the loading coil bobbin and the connector unit for connection of the coaxial cable.