{"product_id":"rfi-380-440mhz-ground-independent-mopole-mbc-base-cw-5m-cable-flexible-pvc-radiator-cd51-65-53","title":"RFI 380-440MHz Ground Independent Mopole - MBC Base c\/w 5m Cable (Flexible PVC Radiator)- CD51-65-53","description":"\u003ch2\u003eRFI CD51-65-53 380–440MHz Ground Independent Mopole Antenna – MBC Base with 5m Cable\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eRFI CD51-65-53 Ground Independent Mopole Antenna\u003c\/strong\u003e is a heavy-duty UHF mobile antenna engineered for professional two-way radio systems operating across the \u003cstrong\u003e380–440MHz\u003c\/strong\u003e frequency range. Designed for commercial fleets, public safety, utilities, transport, mining, and industrial applications, it delivers reliable communications where durability and consistent performance are essential.\u003c\/p\u003e\n\u003cp\u003eFeaturing RFI's patented \u003cstrong\u003eGround Independent Mopole\u003c\/strong\u003e technology, a \u003cstrong\u003eflexible PVC radiator\u003c\/strong\u003e, \u003cstrong\u003eMBC mounting base\u003c\/strong\u003e, and \u003cstrong\u003e5-metre coaxial cable\u003c\/strong\u003e, the CD51-65-53 provides excellent installation flexibility while maintaining dependable radio performance without relying on a vehicle's body as a ground plane.\u003c\/p\u003e\n\u003cp\u003eWhether installed on a truck, utility vehicle, emergency response vehicle, or specialised fleet, this antenna is built to perform in the toughest environments.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose the RFI CD51-65-53?\u003c\/h3\u003e\n\u003cp\u003eDesigned for demanding commercial applications, the CD51-65-53 delivers dependable communications with a rugged construction built for everyday use.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCovers the full 380–440MHz UHF band\u003c\/strong\u003e means one antenna serves the whole range, for installers working across multiple licensed channels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Ground Independent Mopole technology\u003c\/strong\u003e means reliable performance from bull bars, mirror brackets, canopies, and other non-standard mounting positions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible PVC radiator\u003c\/strong\u003e means it absorbs impacts from low branches and off-road knocks without permanent damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMBC mounting base and 5-metre low-loss coaxial cable included\u003c\/strong\u003e means a complete, ready-to-install antenna solution with nothing extra to source.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuitable for analogue and digital radio systems\u003c\/strong\u003e means one antenna works across mixed fleets running older and newer radios.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeather and corrosion-resistant construction\u003c\/strong\u003e means dependable performance in demanding outdoor conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x RFI CD51-65-53 Mopole antenna (flexible PVC radiator)\u003c\/li\u003e\n\u003cli\u003eMBC mounting base\u003c\/li\u003e\n\u003cli\u003e5m low-loss coaxial cable, fitted\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse: collapse;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eRFI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eCD51-65-53\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eFrequency range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e380–440MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eGain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e4dB over a 1\/4 wave whip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eTuned bandwidth \/ VSWR\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e13MHz at \u0026lt;1.5:1, field-tuneable using supplied chart\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003ePower handling\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e50W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eWhip length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e360mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eWhip material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eFlexible PVC radiator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eMBC base, included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e\u003cstrong\u003eCable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e5m RG58C\/U, fitted (no connector)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003eDownload the RFI CD50-51 (CD51-65-5x) installation sheet (PDF)\u003c\/p\u003e\n\n\u003ch3\u003eOther Options in This Series\u003c\/h3\u003e\n\u003cp\u003eNeed a different mount or whip material? See CD50-65-50 (stainless whip, MBC base, no cable), CD50-65-70 (stainless whip, stud mount, no cable), or CD51-65-70 (PVC whip, stud mount, no cable). Different configurations, pick the one that suits your installation.\u003c\/p\u003e\n\n\u003ch3\u003eVideo\u003c\/h3\u003e\n\u003cp\u003e\u003cem\u003eNo product video currently available for this model.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eGround Independent Technology\u003c\/h3\u003e\n\u003cp\u003eUnlike conventional mobile antennas, the CD51-65-53 does not require a metal ground plane to operate efficiently. This allows installation on bull bars, mirror brackets, roof racks, canopies, toolboxes, fibreglass bodies, service bodies, and other specialist commercial vehicles.\u003c\/p\u003e\n\n\u003ch3\u003eBuilt for Commercial Fleets\u003c\/h3\u003e\n\u003cp\u003eSuitable for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCommercial fleets and heavy transport\u003c\/li\u003e\n\u003cli\u003eUtility service vehicles\u003c\/li\u003e\n\u003cli\u003eMining support vehicles\u003c\/li\u003e\n\u003cli\u003eForestry equipment\u003c\/li\u003e\n\u003cli\u003eAgricultural machinery\u003c\/li\u003e\n\u003cli\u003eCouncil fleets\u003c\/li\u003e\n\u003cli\u003eEmergency response vehicles\u003c\/li\u003e\n\u003cli\u003eConstruction equipment\u003c\/li\u003e\n\u003cli\u003eIndustrial maintenance vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Buy From Mobile Systems Limited?\u003c\/h3\u003e\n\u003cp\u003eMobile Systems Limited supplies professional mobile radio systems and antenna solutions throughout New Zealand. Our experienced team provides:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFleet communication system design\u003c\/li\u003e\n\u003cli\u003eVehicle antenna selection\u003c\/li\u003e\n\u003cli\u003eProfessional installations\u003c\/li\u003e\n\u003cli\u003eRadio programming\u003c\/li\u003e\n\u003cli\u003eAntenna testing and VSWR tuning\u003c\/li\u003e\n\u003cli\u003eFleet upgrades\u003c\/li\u003e\n\u003cli\u003eOngoing servicing and technical support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhether you're equipping a single vehicle or a nationwide fleet, we'll help you choose the right antenna solution for dependable communications.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eWhat frequencies does the CD51-65-53 support?\u003c\/h4\u003e\n\u003cp\u003eThe antenna operates across the 380–440MHz UHF frequency range, making it suitable for many licensed analogue and digital radio systems.\u003c\/p\u003e\n\u003ch4\u003eWhat is Ground Independent Mopole technology?\u003c\/h4\u003e\n\u003cp\u003eGround Independent Mopole technology allows the antenna to deliver reliable performance without relying on the vehicle body as a ground plane, providing greater flexibility when choosing a mounting location.\u003c\/p\u003e\n\u003ch4\u003eWhat are the benefits of the flexible PVC radiator?\u003c\/h4\u003e\n\u003cp\u003eThe flexible PVC radiator is designed to withstand impacts, vibration, and harsh weather, making it ideal for commercial vehicles operating in demanding environments.\u003c\/p\u003e\n\u003ch4\u003eDoes the antenna include a mounting base?\u003c\/h4\u003e\n\u003cp\u003eYes. The CD51-65-53 is supplied with an MBC mounting base and 5 metres of coaxial cable, making it ready for professional installation.\u003c\/p\u003e\n\u003ch4\u003eIs this antenna suitable for digital radio systems?\u003c\/h4\u003e\n\u003cp\u003eYes. The antenna is compatible with both analogue and digital two-way radio systems operating within the specified frequency range.\u003c\/p\u003e\n\u003ch4\u003eCan Mobile Systems Limited install this antenna?\u003c\/h4\u003e\n\u003cp\u003eYes. We supply, install, tune, and test RFI antenna systems and complete mobile radio solutions throughout New Zealand.\u003c\/p\u003e","brand":"RFI","offers":[{"title":"Default Title","offer_id":48442279952610,"sku":"mkv1789684719126","price":74.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0815\/2478\/5378\/files\/rfi-380-440mhz-ground-independent-mopole---mbc-base-cw-5m-cable-flexible-pvc-rad_1.png?v=1789684746","url":"https:\/\/ropecoilwear.shop\/products\/rfi-380-440mhz-ground-independent-mopole-mbc-base-cw-5m-cable-flexible-pvc-radiator-cd51-65-53","provider":"My Store","version":"1.0","type":"link"}