B&C 10NW76 10″ Neodymium LF Driver
The B&C 10NW76 is a high-performance 10-inch low-frequency driver engineered for professional sound reinforcement applications requiring lightweight construction, high output capability, and exceptional efficiency. Designed around an advanced neodymium motor assembly and large-format voice coil technology, the B&C 10NW76 delivers reliable low-frequency performance in compact enclosures while maintaining excellent thermal stability and low distortion characteristics.
Developed for demanding touring systems, stage monitoring, compact bass applications, and multi-way loudspeaker designs, this driver combines reduced system weight with strong acoustic performance. Its efficient motor design and compact loading capability make it ideal for modern loudspeaker systems where portability and output density are equally important.
Key Features
- 400 W nominal power handling
- 800 W continuous program power
- 76 mm (3 inch) copper clad aluminium wire voice coil
- Lightweight neodymium magnet assembly
- 96.5 dB sensitivity
- 65 Hz – 3500 Hz frequency response
- Aluminium demodulating ring for reduced distortion
- Triple-roll surround design
- Ventilated motor structure for improved cooling
- Compact enclosure optimization
Advanced Neodymium Motor Design
The B&C 10NW76 utilizes a high-energy neodymium magnet structure that delivers strong magnetic force while significantly reducing overall driver weight. Compared to conventional ferrite designs, neodymium technology allows loudspeaker manufacturers to reduce cabinet mass without sacrificing performance.
An integrated aluminium demodulating ring helps minimize inductance variation throughout cone movement. This improves linearity, lowers distortion, and contributes to more accurate transient response across the operating bandwidth.
The magnetic assembly also incorporates a ventilated structure that improves airflow through the motor system. Improved cooling helps reduce thermal compression during extended operation at higher power levels.
High Performance Voice Coil Technology
At the center of the B&C 10NW76 is a large 76 mm (3 inch) copper clad aluminium wire voice coil wound on a durable glass fibre former. This combination allows the driver to maintain low moving mass while improving thermal handling capability.
With 400 W nominal power handling and 800 W continuous program power, the driver is engineered to maintain stable performance under demanding operating conditions.
The larger voice coil diameter improves heat dissipation while supporting greater control during high excursion operation. This contributes to consistent performance during extended high-SPL use.
Optimized Suspension and Cone Assembly
The suspension system of the B&C 10NW76 has been optimized for controlled excursion and long-term reliability.
A triple-roll surround design improves mechanical stability while supporting greater linear movement during demanding operation. This helps maintain low distortion while improving bass accuracy.
The cone assembly features waterproof treatment on the front side to improve resistance against moisture and environmental exposure. This added protection helps maintain long-term reliability in both portable and installed sound applications.
The suspension geometry works together with the motor structure to maintain stable cone movement and improved mechanical control.
Compact Enclosure Performance
The B&C 10NW76 is optimized for compact cabinet designs where space efficiency and high output are priorities.
With a recommended enclosure volume of 26 dm³ and a recommended tuning frequency of 65 Hz, the driver can deliver strong low-frequency performance without requiring oversized cabinet designs.
Applications benefiting from compact loading include:
- Portable PA systems
- Compact bass reflex cabinets
- Multi-way loudspeaker systems
- Stage monitor systems
- Lightweight touring enclosures
- Compact installed sound systems
Its compact design flexibility allows system designers to maximize performance within smaller cabinet footprints.
Low Distortion and High Efficiency Performance
Efficiency is one of the major strengths of the B&C 10NW76, with a rated sensitivity of 96.5 dB providing strong acoustic output while reducing amplifier requirements.
The combination of low moving mass, optimized magnetic force, and reduced inductance variation contributes to cleaner output and improved transient accuracy.
Its balanced performance characteristics provide excellent mid-bass response, controlled low-frequency reproduction, and predictable integration into multi-way loudspeaker systems.
These characteristics make the driver suitable for systems where clarity, punch, and efficiency remain critical design goals.
Technical Specifications
Nominal Diameter: 250 mm (10 in)
Nominal Impedance: 8 Ω
Minimum Impedance: 6.6 Ω
Nominal Power Handling: 400 W
Continuous Program Power: 800 W
Sensitivity: 96.5 dB
Frequency Range: 65 Hz – 3500 Hz
Voice Coil Diameter: 76 mm (3 in)
Voice Coil Material: Copper Clad Aluminium Wire (CCAW)
Former Material: Glass Fibre
Winding Depth: 18.5 mm
Magnetic Gap Depth: 10 mm
Flux Density: 1.35 T
Resonance Frequency (Fs): 67 Hz
Re: 5.5 Ω
Qes: 0.27
Qms: 7.8
Qts: 0.26
Vas: 17.6 dm³
Sd: 320 cm²
Xmax: 6.8 mm
Xvar: 7 mm
BL Factor: 20 Tm
Le: 0.38 mH
Recommended Enclosure: 26 dm³
Recommended Tuning Frequency: 65 Hz
Overall Diameter: 261 mm
Cutout Diameter: 233 mm
Mounting Depth: 119 mm
Net Weight: 3.8 kg
Applications
The B&C 10NW76 is designed for professional loudspeaker systems where compact size, low weight, and reliable performance are required.
Its combination of neodymium motor technology, efficient cooling, and compact loading capability makes it suitable for portable PA systems, stage monitoring, compact bass applications, and multi-way professional loudspeaker systems.
For designers requiring strong output from lightweight systems, the B&C 10NW76 provides a balanced combination of efficiency, power handling, and installation flexibility.
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About B&C Speakers S.r.L.
B&C Speakers products are built in Bagno a Ripoli (Florence), Italy., ensuring high quality products to suite your speaker building requirements. Their 10,500 square meter facility incorporates highly sophisticated automation and quality control. Over the years they become one of the world leaders in the Professional Audio market, a brand recognized everywhere as a premium product that offers excellent value to the consumer.
