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