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The AV20 is a lightweight, compact 1/4 wave AIS antenna with a rubber coated helical whip section, resulting in low windage and ideal for use with the COM100 series AIS receiver.
The antenna has a skirt covering the BNC connector at the base for full weather protection.
Supplied with right angle bracket and 3m patch lead.
FEATURES
APPLICATIONS
| Specification | Details |
| Part Number / SKU | AV20 |
| Model | Comar AV20 Quarter-Wave Helical AIS Antenna |
| Primary Application | Compact / Low-Profile AIS Receiver & Transponder Installations |
| Operating Frequency Range | 161.975 MHz to 162.025 MHz (Tuned AIS Marine Band) |
| Antenna Type | 1/4 Wave Helical |
| Gain | 0 dBi (Unity Gain) |
| Impedance | 50 Ohm |
| VSWR | < 1.5:1 at resonant AIS frequencies |
| Polarization | Vertical |
| RF Connector | SO239 (PL259 Compatible) / Female Thread Base |
| Mounting Interface | Standard 1″ x 14 TPI thread marine mount |
| Radome Material | Heavy-duty Fiberglass / UV-resistant Polyurethane |
| Country of Origin | United Kingdom (UK) |
| Operating Temperature | -30°C to +70°C (-22°F to 158°F) |
| Dimensions & Weight | Height: approx. 180 mm (7 inches); Weight: 150 g |
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