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AM, FM, one piece whip, monopole, end feed, BI thread mount, 1.25 m, 0.15-108 MHz


The AM/FM51BI4 is broadcast receiving antenna. It is designed for use on pleasure craft, but the high quality means it may be installed on all kinds of vessels.

It comes with integrated BNC coaxial contact.

Frequency Range 0.5-108 MHz
Nominal Impedance 50 Ω
Power Rating Receiving Antenna
Polarisation Vertical
Connector BNC female
DC Grounded Yes
Design Whip with transformer. Radiating element completely enclosed in polyurethane foam within a fibreglass tube.
Height 1.25 m
Weight 0.5 kg
Wind Rating 55 m/s = 201 km/h
Finish Polyurethane lacquer, white
Temperature Range – 55°C to + 71°C