{"title":"VHF\/AIS Antenna","description":"\u003ch2\u003eVHF\/AIS Antennas: Capturing Essential Maritime Information\u003c\/h2\u003e\n\n\u003cp\u003eThe VHF\/AIS antenna is a critical component of your marine communication and safety system. At Skysat, drawing on our offshore racing experience, we know that a high-performance antenna means clear information and optimal range. Explore our selection of antennas, rigorously chosen for their robustness and efficiency, and find the one that meets your specific needs.\u003c\/p\u003e\n\n\u003ch2\u003eChoosing the Right VHF\/AIS Antenna\u003c\/h2\u003e\n\n\u003cp\u003eSelecting a VHF\/AIS antenna depends on several factors, including the type of navigation, boat size, and maritime environment. It is essential to consider the antenna's gain, polarization, and compatibility with your VHF radio and AIS transponder. A well-chosen antenna ensures clear communication and reliable AIS signal reception, enhancing your navigation safety.\u003c\/p\u003e\n\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWhip antennas:\u003c\/strong\u003e Standard solution suitable for most uses. Check impedance (typically 50 ohms).\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eShort antennas:\u003c\/strong\u003e Ideal for small boats or cluttered environments. Compromise on range.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eVHF\/AIS splitters:\u003c\/strong\u003e Allow sharing a single antenna between VHF and AIS. Be aware of the induced signal loss.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCoaxial cables:\u003c\/strong\u003e The choice of coaxial cable (RG-58, RG-213, etc.) affects signal loss. Opt for high-quality cable of appropriate length.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eImportance of Installation and Tuning\u003c\/h2\u003e\n\n\u003cp\u003eInstalling and tuning your VHF\/AIS antenna are critical steps to optimize performance. Poor positioning or faulty wiring can result in reduced range and poor reception. It is important to follow the manufacturer's recommendations and ensure the antenna is properly grounded. An SWR (Standing Wave Ratio) test can help verify impedance matching and optimize transmission.\u003c\/p\u003e\n\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePositioning:\u003c\/strong\u003e Install the antenna as high as possible and away from metal obstacles.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Use waterproof connectors and check for corrosion.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e Ensure a proper connection to the boat's ground to avoid interference.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSWR test:\u003c\/strong\u003e Verify impedance matching between the antenna and VHF\/AIS radio.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eGSM\/4G Antennas: Staying Connected at Sea\u003c\/h2\u003e\n\n\u003cp\u003eTo stay connected to the mobile network during coastal or offshore navigation, GSM\/4G antennas amplify the signal and allow you to use mobile devices or onboard Wi-Fi routers. The choice of antenna depends on the navigation area and network quality. It is important to verify compatibility with the frequencies used by your carrier.\u003c\/p\u003e\n\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOmnidirectional antennas:\u003c\/strong\u003e Capture signals from all directions, ideal for areas with weak coverage.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDirectional antennas:\u003c\/strong\u003e Offer higher gain but require precise aiming toward the signal source.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMarinized 4G routers:\u003c\/strong\u003e Combine a 4G antenna and Wi-Fi router to create a local network onboard.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLow-loss cables:\u003c\/strong\u003e Essential to minimize signal loss between the antenna and router.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e💡 \u003cstrong\u003eSkysat Tip\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBefore choosing your VHF\/AIS antenna, map your usual navigation areas and anticipate typical weather conditions. An oversized antenna can be an asset in low-coverage zones, but an antenna well-suited to your typical use will offer better overall reliability.\u003c\/p\u003e","products":[{"product_id":"navico-repartiteur-antenne-nspl-500-vhf-ais","title":"Navico NSPL-500 Antenna Splitter","description":"\u003cp\u003eThe Navico NSPL-500 antenna splitter is a compact and lightweight solution designed to allow an AIS transponder and a VHF radio to share a single antenna. This device eliminates the need to install a second VHF antenna, saving space, reducing weight and windage—particularly on sailboats. Its robust design and performance make it a preferred choice for new installations or refits.\u003c\/p\u003e\n\n\u003ch3\u003ePerformance and Reliability\u003c\/h3\u003e\n\u003cp\u003eThe NSPL-500 stands out for its very low insertion loss, a critical factor to avoid degrading VHF and AIS performance. In transmission, the loss is typically 1 dB, preserving the range of your communications. In reception, the loss is zero (0 dB), ensuring maximum sensitivity for receiving AIS targets and VHF calls. The splitter features a \"failsafe\" design that gives absolute priority to the VHF radio; in the event of a splitter power failure, the VHF remains connected to the antenna to maintain safety communications. Its very low power consumption, less than 150 mA at 12 VDC, minimizes the impact on the boat's energy balance.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation and Integration\u003c\/h3\u003e\n\u003cp\u003eWith dimensions of 152 x 98 x 52 mm and a weight of 260 g, the NSPL-500 can be discreetly installed in any technical space. It is compatible with power supplies from 9.6 to 31.2 VDC, adapting to both 12V and 24V systems. The housing is fully waterproof to IP67 standards, providing total protection against dust and immersion. The device has dedicated connectors for the antenna, VHF radio, AIS transponder (compatible with Class B up to 12.5 W), and even an output for an FM radio receiver. LED indicators display power status and transmission activity for both VHF and AIS.","brand":"Navico","offers":[{"title":"Default Title","offer_id":53723746337108,"sku":"000-13612-001","price":239.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main_79dc0a6e-1c63-4fa7-8a4e-1464ac863f66.jpg?v=1772639627"},{"product_id":"iridium-cable-vehicule-power-harness-20ft","title":"Power Harness 20FT Vehicle Cable","description":"\u003cp\u003e\u003cstrong\u003ePower Harness 20FT Vehicle Cable\u003c\/strong\u003e is a power cable designed for technical connection to marine electronics. It complements an existing installation or replaces a worn cable while maintaining a reference suitable for marine electronics.\u003c\/p\u003e\n\u003cp\u003eThis sheet is part of the Marine Manufacturer Cables family. Length indicated: 20 ft. Signal or protocol: Power. Compatibility must be confirmed with the exact Iridium equipment before ordering.\u003c\/p\u003e\n\u003cp\u003eFor reliable installation, plan a clean routing path, avoiding mechanical stress on connectors. Also check the manufacturer reference, connector, and required length on board before sealing cable passages.\u003c\/p\u003e","brand":"Iridium","offers":[{"title":"Default Title","offer_id":53723769405780,"sku":"S24597","price":291.6,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/01-web-thales-vehicle-power-harness_jpg.webp?v=1779307350"},{"product_id":"ac-antennas-antenne-vhf-marine-celmar0-1-acier-inoxydable","title":"VHF Marine Antenna","description":"\u003cp\u003eThe AC Antennas CELmar0-1 VHF marine antenna is a robust omnidirectional communication solution designed for demanding maritime environments. Made of stainless steel in a steel-gray color, this 1-meter antenna stands out for its reliability and ability to maintain clear communications on the marine VHF band (156.0–162.5 MHz), while also covering DAB (160–250 MHz) and FM (88–108 MHz) frequencies. Unlike traditional fiberglass models such as the brand’s CX4 series, the CELmar0 features a metallic whip offering excellent flexibility and minimal wind load for a weight of just 0.36 kg.\u003c\/p\u003e\n\u003ch3\u003eRadiofrequency performance\u003c\/h3\u003e\n\u003cp\u003eDesigned for optimal transmission, the CELmar0-1 operates at a nominal power of 100 watts. It delivers a marine gain of 3 dB (0 dBd) and a Voltage Standing Wave Ratio (VSWR) of less than 1.5:1, ensuring excellent signal efficiency without power loss. Its nominal impedance is 50 ohms with vertical polarization. Note that unlike some specific models in the range, this antenna is not DC-shorted. Connection to the communication system is via a standard female UHF socket.\u003c\/p\u003e\n\u003ch3\u003eMechanical design and installation\u003c\/h3\u003e\n\u003cp\u003eBuilt to withstand harsh offshore conditions, this antenna resists extreme winds up to 45 m\/s (101 mph). IP66-certified for waterproofing against breaking waves, it remains fully operational across an industrial temperature range from -55 °C to +60 °C. The CELmar0-1 version is supplied with the N163F mounting bracket for immediate integration on board. The antenna base uses a standard 5\/8-inch thread with 24 threads per inch (TPI), ensuring a solid and durable mechanical attachment.","brand":"AC ANTENNAS","offers":[{"title":"Default Title","offer_id":53723828781396,"sku":"AC-CELMAR0-1","price":87.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/antenne-vhf-marine_ac-celmar0-1-1.jpg?v=1776789884"},{"product_id":"adaptateur-antenne-ad-98fsc","title":"AD-98FSC Antenna Adapter","description":"\u003ch3\u003eIcom AD-98FSC Antenna Adapter for Marine VHF\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAD-98FSC\u003c\/strong\u003e antenna adapter, developed by \u003cstrong\u003eIcom\u003c\/strong\u003e, is a transition connector designed for portable marine transceivers. It allows connecting a handheld VHF, such as the IC-M37E model, to a fixed external ship antenna. This technical modification enhances radio range by leveraging the device's 6 W RF output power through a mast-mounted installation, ideal for offshore navigation or in case of failure of the main fixed equipment.\u003c\/p\u003e\n\n\u003ch3\u003ePositioning and Comparison in the Marine Radio Range\u003c\/h3\u003e\n\u003cp\u003eWithin Icom's accessory catalog, the AD-98FSC addresses a specific scalability need and stands out from the AD-92SMA adapter. While the AD-92SMA converts SMA\/BNC specifically for the IC-M73EURO series, the AD-98FSC is calibrated for the connectivity of the new generation of handheld terminals like the IC-M37E. It temporarily replaces the original flexible antenna (model FA-SC59V) to provide tactical modularity. Unlike generic competitor solutions that may compromise the watertight integrity of the high-frequency head, this original adapter preserves signal integrity and ensures a secure connection against vessel vibrations.\u003c\/p\u003e\n\n\u003ch3\u003eDeployment Specifications\u003c\/h3\u003e\n\u003cp\u003eIdentified by the AD-98FSC reference, this radio communication component is manufactured in Japan according to the brand's robustness standards. It is installed by direct screwing onto the antenna base of the transceiver. Deployment is particularly recommended for marine professionals, SNSM crews, and demanding navigators requiring immediate switching between a standalone portable configuration and a station connected to the vessel's coaxial network.\u003c\/p\u003e","brand":"ICOM","offers":[{"title":"Default Title","offer_id":55608295915860,"sku":"AD-98FSC","price":34.03,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main_22c147c2-faad-482b-bc43-c7e1d132099c.png?v=1778018200"},{"product_id":"antenne-flexible-fa-sc59v","title":"Flexible antenna FA-SC59V","description":"\u003cp\u003e\n    The flexible antenna \u003cstrong\u003eFA-SC59V\u003c\/strong\u003e by manufacturer \u003cstrong\u003eIcom\u003c\/strong\u003e is a radio communication component designed for marine handheld transceivers. Supplied as standard equipment with the 6 W IC-M37E marine handheld VHF, it ensures transmission and reception of radio signals in a nautical environment. Its flexible structure is engineered to absorb mechanical stress, shocks, and twisting inherent to shipboard maneuvers while maintaining the device's flotation capabilities.\n\u003c\/p\u003e\n\n\u003ch3\u003eTechnical specifications and connectivity\u003c\/h3\u003e\n\u003cp\u003e\n    This antenna is tuned to resonate specifically on the standard marine VHF frequency band (156 to 163 MHz), ensuring an optimal standing wave ratio (SWR) for the radio's maximum transmission power. It attaches to the transceiver via an SMA-type connector. The threading and base of the \u003cstrong\u003eFA-SC59V\u003c\/strong\u003e integrate a compression seal that, once the antenna is screwed onto the chassis, guarantees the maintenance of the radio's protection rating (such as the IP57 standard of the IC-M37E, corresponding to immersion at 1 meter for 30 minutes).\n\u003c\/p\u003e\n\n\u003ch3\u003ePositioning and comparison within the marine ecosystem\u003c\/h3\u003e\n\u003cp\u003e\n    Within the Icom range, the \u003cstrong\u003eFA-SC59V\u003c\/strong\u003e differs from the FA-S59V model (which equips the IC-M73EURO series). While the FA-S59V offers a wide bandwidth from 150 to 174 MHz suitable for professionals using additional terrestrial channels, the FA-SC59V is strictly optimized for performance on the civilian marine band. Compared to using an AD-98FSC adapter (which converts the SMA output to BNC to connect the radio to a mast-mounted fixed antenna), this flexible antenna prioritizes mobility and reduced footprint for deck use. Compared to generic replacement antennas or those from competing brands like Standard Horizon or Garmin, this original Icom model guarantees exact mechanical thread compatibility, a critical condition for preserving IPX7\/IP57 waterproofing and the \"Float'n Flash\" strobe activation function in case of immersion.","brand":"ICOM","offers":[{"title":"Default Title","offer_id":55608331239764,"sku":"FA-SC59V","price":18.33,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main_2bc3f89e-4166-4484-860a-5ddc77c3e7d1.png?v=1778018433"},{"product_id":"icom-cable-antenne-opc-ba9018","title":"OPC-BA9018 antenna cable","description":"\u003cp\u003e\n    The \u003cstrong\u003eOPC-BA9018\u003c\/strong\u003e designates the ICOM MA-510TR Class B standalone AIS transponder, a complete solution for maritime safety. This system ensures increased visibility at sea by continuously transmitting and receiving identification, position, and route data from AIS-equipped vessels. It features a 4.3-inch backlit color LCD screen with a wide viewing angle and optimal readability in both day and night modes.\n\u003c\/p\u003e\n\n\u003ch3\u003eAdvanced Navigation and Safety\u003c\/h3\u003e\n\u003cp\u003e\n    The ICOM MA-510TR transponder (\u003cstrong\u003eOPC-BA9018\u003c\/strong\u003e) integrates an advanced collision-avoidance calculator with audible and visual alarms, alerting to potentially hazardous targets. Its built-in GPS receiver, equipped with SBAS precision, is complemented by a GNSS antenna supplied with 10 meters of cable for reliable position acquisition. NMEA 2000 and NMEA 0183-HS interfaces ensure plug-and-play integration with compatible chartplotters, radars, and external VHFs, maximizing your navigation system’s functionality. An AIS output via micro-USB connector allows data to be used on a PC.\n\u003c\/p\u003e\n\n\u003ch3\u003eMA-510TR Features and Connectivity\u003c\/h3\u003e\n\u003cp\u003e\n    The MA-510TR (\u003cstrong\u003eOPC-BA9018\u003c\/strong\u003e) offers intuitive AIS target management via detailed lists (Targets, Danger, Friends) and simplified navigation to 100 programmable waypoints or AIS targets. The MOB (Man Overboard) function enables a quick return to the incident point. A drifting alarm alerts to any anchor drag. This transponder also supports direct ASN calls on compatible ICOM VHFs (IC-M605EURO, IC-M510E, IC-M506EURO, etc.) by selecting an AIS target. Powered by 12 V or 24 V and IPX7 certified, it delivers robustness suited to marine environments.\n\u003c\/p\u003e\n\n\u003ch3\u003ePositioning and Comparison\u003c\/h3\u003e\n\u003cp\u003e\n    Compared to black-box AIS units like the Garmin AIS 800 or Raymarine AIS700, the ICOM MA-510TR transponder (\u003cstrong\u003eOPC-BA9018\u003c\/strong\u003e) positions itself as a standalone solution with a dedicated color screen, eliminating the need for a multifunction chartplotter to view AIS data. While other transponders may be more compact or integrated into VHFs, the MA-510TR provides a full graphical user interface, similar to entry-level chartplotters, for direct maritime traffic management and basic navigation functions. Its 5-year warranty underscores ICOM’s reliability. It is an ideal complement for ICOM radars, such as the MR-1010RII, enhancing the entire onboard collision detection and prevention system.\n\u003c\/p\u003e","brand":"ICOM","offers":[{"title":"Default Title","offer_id":55718276202836,"sku":"OPC-BA9018","price":35.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main_7108db79-4139-4915-b7bc-2ed5b06ea1d1.webp?v=1778019914"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/collections\/antenne-vhf-ais.png?v=1774465137","url":"https:\/\/skysat.fr\/lv\/collections\/vhf-ais-antenna-5.oembed","provider":"Skysat","version":"1.0","type":"link"}