AT53 Series
The AT53 series antenna is a high quality fibreglass HF antenna for marine coastal and SSB telephony bands. It is designed for use on pleasure craft, but the high quality means it may be used on all kinds of vessels. The antenna is side fed with a number of mounting options. The antenna is UPS Shippable.
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| Frequency Range | 1.6-30 MHz |
|---|---|
| Power Rating | 1 kW PEP |
| Static Capacitance | 50 pF @ 2 MHz |
| Polarisation | Vertical |
| Pattern | Omnidirectional |
| Electrical Length | 4.6 m |
| Feed System | Open wire, side fed |
| Design | Fibreglass whip in three sections. Stainless steel. |
|---|---|
| Height | 4.9 m |
| Weight | 3.5 kg |
| Sections | Base: 2.45 m Top Whip: 2.45 m |
| Wind Rating | 55 m/s = 201 km/h |
| Moment of Flexure | 40 kpm at 55 m/s |
| Deflection due to Wind Load | 3 m at tip ball with 55 m/s wind load |
| Finish | Polyurethane lacquer, white (other colours on request) Chrome plated fittings |
| Temperature Range | – 55°C to + 71°C |
| Ice Build-Up | Not affected |