<b>PHASE III 6396-AIS-R 4' AIS Antenna 3dB Gain</b><br><br>Specially engineered for the extra bandwidth required by AIS transceivers, this Phase IIIT antenna enables reliable communication over marine VHF frequencies.<br><UL><li>Silver-plated outer conductor, copper inner conductor<br><LI>Stainless steel mounting sleeve<br><LI>SO-239/PL-259 connector</LI></UL><br><br><br><b>Specifications</b><br><ul><li>Max. Power Input: 50 watts<br><LI>SWR: Less than 1.5:1 at 162 MHz<br><LI>Bandwidth: 5 MHz within 2.0:1 VSWR<br><LI>Frequency: VHF AIS Marine Band<br><LI>DC Grounding: Yes<br><LI>Pattern: Omnidirectional<br><LI>Polarization: Vertical</li></ul> <!--- cis2:m2lumJ1t --->