{"product_id":"b-c-speakers-8-ndl-51-422854","title":"8 NDL 51","description":"\u003ch3\u003eA \"pro\" 8\" designed for compact and high-performance systems\u003c\/h3\u003e\u003cp\u003eThe B\u0026amp;C 8NDL51 Medium fits the typical approach of modern sound reinforcement speakers: compact format, neodymium motor to limit weight, and design focused on efficiency and power handling. In an 8\" range intended for sound diffusion, this type of transducer is particularly sought after for building speakers that are easy to transport while maintaining real dynamic reserve and a clean response in the crucial low-mid area.\u003c\/p\u003e\u003ch3\u003eWho is it for and what are its uses?\u003c\/h3\u003e\u003cp\u003eThis 8\" (21 cm) speaker is aimed at integrators, speaker manufacturers, technicians, and DIY enthusiasts who want an \u003cstrong\u003eefficient transducer in a compact enclosure\u003c\/strong\u003e and consistent performance in the \u003cstrong\u003elow-midrange\u003c\/strong\u003e. Its frequency range of \u003cstrong\u003e65 Hz to 3 kHz\u003c\/strong\u003e makes it relevant as a driver for mid\/low-midrange channels, for example in a compact front speaker, a midrange reinforcement, or a multi-way system requiring good presence and articulation.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003erecommended enclosure volume of 14 liters\u003c\/strong\u003e with a \u003cstrong\u003etuning at 65 Hz\u003c\/strong\u003e provides a clear starting point for speaker design, favoring a compact and rational solution suited to volume and transport constraints.\u003c\/p\u003e\u003ch3\u003eDesign and performance: what makes the difference\u003c\/h3\u003e\u003ch4\u003eNeodymium motor: power and lightness\u003c\/h4\u003e\u003cp\u003eThe \u003cstrong\u003eneodymium magnet\u003c\/strong\u003e keeps the total weight at \u003cstrong\u003e1.8 kg\u003c\/strong\u003e, a concrete advantage for portable speakers, suspended systems, or any project where every kilogram counts. This architecture is especially appreciated when multiplying channels or aiming for an enclosure that is easy to handle without sacrificing power handling.\u003c\/p\u003e\u003ch4\u003ePower handling and dynamic behavior\u003c\/h4\u003e\u003cp\u003eWith a \u003cstrong\u003e400W AES power rating\u003c\/strong\u003e and a \u003cstrong\u003e2\" (51 mm) copper wire voice coil\u003c\/strong\u003e, the 8NDL51 Medium is designed to operate cleanly under sustained conditions. The \u003cstrong\u003e94 dB sensitivity (1W\/1m)\u003c\/strong\u003e helps achieve a useful level quickly, a key point to maintain headroom and limit amplifier stress when the system needs to \"cut through\" the mix.\u003c\/p\u003e\u003ch4\u003eSuspension, excursion, and control\u003c\/h4\u003e\u003cp\u003eThe \u003cstrong\u003edual-roll suspension\u003c\/strong\u003e contributes to mechanical stability, while the \u003cstrong\u003e7.0 mm Xmax\u003c\/strong\u003e provides usable excursion for an 8\", useful for maintaining control in the lower spectrum. The parameters \u003cstrong\u003eFs 66 Hz\u003c\/strong\u003e and \u003cstrong\u003eQts 0.37\u003c\/strong\u003e naturally orient this speaker towards coherent alignments in compact enclosures, emphasizing the low-midrange and a structured response up to the crossover area to a compression driver or tweeter.\u003c\/p\u003e\u003ch4\u003eWaterproof treated cone: more reliability in operation\u003c\/h4\u003e\u003cp\u003eThe \u003cstrong\u003eexponential cone\u003c\/strong\u003e receives a \u003cstrong\u003ewaterproof treatment on both front and back\u003c\/strong\u003e. This is a real plus for field conditions (humidity variations, transport, storage), providing better resistance to operational stresses while maintaining the \"pro\" philosophy of projection and clarity.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:2rem\"\u003e\n\u003ctable style=\"flex:1 1 300px;width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eRackable\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003eNo\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003esound reinforcement accessory\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ctable style=\"flex:1 1 300px;width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003eSpeakers\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:2rem\"\u003e\n\u003cdiv style=\"flex:1 1 300px\"\u003e\n\u003ctable style=\"width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e8\u0026quot; (21 cm)\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e400W AES\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eImpedance\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e8 Ohms\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eSensitivity\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e94 dB (1W\/1m)\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eFrequency response\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e65 Hz - 3 kHz\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eVoice coil\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e2\u0026quot; (51 mm), copper wire\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eMagnet\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003eneodymium\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eXmax\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e7.0 mm\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 300px\"\u003e\n\u003ctable style=\"width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eRecommended enclosure volume\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e14 liters\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eRecommended tuning\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e65 Hz\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eFs\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e66 Hz\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eQts\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e0.37\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eSuspension\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003edual-roll\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eSpider\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003esingle\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eCone\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003eexponential with waterproof treatment (front and back)\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eTotal diameter\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e225 mm\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e90 mm\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e1.8 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"B\u0026C Speakers","offers":[{"title":"Default Title","offer_id":54360037851411,"sku":"422854","price":117.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0872\/6803\/files\/ff19548d71e54fcecb80961c44dc3570cb9206f5_MSC_8892_34fdd8ad-745a-4aa9-bbcf-c0559bbdbb33.jpg?v=1787378371","url":"https:\/\/woodbrass.shop\/products\/b-c-speakers-8-ndl-51-422854","provider":"Woodbrass.com","version":"1.0","type":"link"}