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HF, one piece whip, monopole, end feed, mast mount, 4 m, 1-3 MHz


The AR11M is a coil-loaded receiving whip antenna especially developed for use on the marine distress call frequency 2182 kHz.

Frequency Range 1-3 MHz
Pattern Omnidirectional
Polarisation Vertical
Gain 18 dB over plain whip of same length at 2182 kHz in 50 Ω system
Design Self-supporting coil-loaded fibreglass whip with bronze armature for mounting
Height 4 m
Weight 2.6 kg including U-bolts
Number of Sections 1
Wind Rating 55 m/s = 201 km/h
Moment of Flexure 11 kpm at 55m/s
Deflection Due to Wind Load 2.6 m at tip ball at 55 m/s wind load
Finish Polyurethane lacquer, white
Temperature Range – 55°C to + 55°C