{"product_id":"shakespeare-6396-ais-r-phase-iii-4-foot-ais-marine-vhf-antenna-3-db-gain","title":"Shakespeare 6396-AIS-R Phase III 4-Foot AIS Marine VHF Antenna, 3 dB Gain","description":"\u003cb\u003ePHASE III 6396-AIS-R 4' AIS Antenna 3dB Gain\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003eSpecially engineered for the extra bandwidth required by AIS transceivers, this Phase IIIT antenna enables reliable communication over marine VHF frequencies.\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eSilver-plated outer conductor, copper inner conductor\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eStainless steel mounting sleeve\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSO-239\/PL-259 connector\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eMax. Power Input: 50 watts\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSWR: Less than 1.5:1 at 162 MHz\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBandwidth: 5 MHz within 2.0:1 VSWR\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFrequency: VHF AIS Marine Band\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDC Grounding: Yes\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePattern: Omnidirectional\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePolarization: Vertical\u003c\/li\u003e\n\u003c\/ul\u003e \u003c!--- cis2:m2lsl5xp ---\u003e\n\u003cp\u003eThe Shakespeare 6396-AIS-R Phase III AIS antenna is designed for marine AIS transceivers that require dependable performance across the VHF AIS marine band. With 3 dB gain, an omnidirectional radiation pattern, and vertical polarization, this 4-foot antenna supports consistent marine communication for boats and vessels using AIS equipment.\u003c\/p\u003e\u003cp\u003eEngineered with a silver-plated outer conductor and copper inner conductor, the antenna is built around materials selected for marine VHF antenna construction. Its stainless steel mounting sleeve adds durable mounting support, while the SO-239\/PL-259 connector configuration provides the specified connection between the antenna and compatible marine radio equipment. DC grounding is included as part of the antenna design.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3 dB Gain:\u003c\/strong\u003e Supports effective signal transmission for AIS marine VHF applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAIS-Optimized Bandwidth:\u003c\/strong\u003e Specially engineered for the extra bandwidth required by AIS transceivers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOmnidirectional Pattern:\u003c\/strong\u003e Sends and receives signals around the antenna for marine communication applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine VHF Performance:\u003c\/strong\u003e Operates in the VHF AIS Marine Band with less than 1.5:1 SWR at 162 MHz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine-Grade Construction:\u003c\/strong\u003e Features a silver-plated outer conductor, copper inner conductor, and stainless steel mounting sleeve.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC Grounding:\u003c\/strong\u003e Includes a DC-grounded antenna design.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Shakespeare\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 6396-AIS-R\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e AIS marine VHF antenna\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 4 feet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGain:\u003c\/strong\u003e 3 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Power Input:\u003c\/strong\u003e 50 watts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSWR:\u003c\/strong\u003e Less than 1.5:1 at 162 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBandwidth:\u003c\/strong\u003e 5 MHz within 2.0:1 VSWR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency:\u003c\/strong\u003e VHF AIS Marine Band\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePattern:\u003c\/strong\u003e Omnidirectional\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolarization:\u003c\/strong\u003e Vertical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector:\u003c\/strong\u003e SO-239\/PL-259\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Sleeve:\u003c\/strong\u003e Stainless steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC Grounding:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eChoose the Shakespeare 6396-AIS-R Phase III antenna for a purpose-built AIS marine VHF antenna solution with specified performance and durable construction.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSEO Meta Description:\u003c\/strong\u003e Shakespeare 6396-AIS-R Phase III 4-foot AIS marine VHF antenna with 3 dB gain, omnidirectional coverage, and DC grounding.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Shakespeare","offers":[{"title":"Default Title","offer_id":44937006415961,"sku":"62623","price":505.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0623\/1818\/2489\/files\/62623XL.jpg?v=1789835434","url":"https:\/\/www.marinepartsonly.com\/products\/shakespeare-6396-ais-r-phase-iii-4-foot-ais-marine-vhf-antenna-3-db-gain","provider":"Marine Parts Only","version":"1.0","type":"link"}