B&C 10NSM76 10-Inch Speaker Driver - 400W RMS, 8 Ohm

The B&C 10NSM76 10-Inch Speaker Driver features a cast aluminum sealed chassis, high strength neodymium motor, and large internal volume for good low frequency performance. Large voice coils provide power handling, while careful selection of suspension and cone components results in exceptional sensitivity. These dedicated narrow-bandwidth midranges offer the lowest distortion at given output of any midrange available.

B&C 10NSM76 10-Inch Speaker Driver Features

- 800 W continuous program power capacity
- 76 mm (3 inch) aluminium voice coil
- 235 - 3500 Hz response
- 100 dB sensitivity
- Waterproofed on front of cone
- Ideal for Direct Radiation and Horn Loaded Midrange application

B&C 10NSM76 10-Inch Speaker Driver Specifications

- Nominal Basket Diameter: 250 mm (10 inches)
- Nominal Impedance: 8 Ω
- Minimum Impedance: 7.0 Ω
- Nominal Power Handling: 400 W
- Continuous Power Handling: 800 W
- Frequency Response: 235 - 3500 Hz
- Sensitivity (1W/1m): 100.0 dB
- Voice Coil Diameter: 76 mm (3.0 inches)
- Winding Material: Aluminium
- Former Material: Glass Fibre
- Winding Depth: 11.0 mm (0.45 inches)
- Magnetic Gap Depth: 9.0 mm (0.35 inches)
- Flux Density: 1.6 T
- Connection: Spade Terminals

Design:
- Surround shape: Accordian
- Cone shape: Radial
- Magnet material: Neodymium Ring
- Spider: Single
- Pole design: T-Pole
- Woofer cone treatment: WP Waterproof Front Side

Parameters:
- Fs: 235 Hz
- Re: 5.2 Ω
- Qes: 0.55
- Qms: 8.6
- Qts: 0.52
- Vas: 20.0 dm³
- Sd: 320.0 cm²
- η₀: 4.5 %
- Xmax: ± 3.5 mm
- Xvar: ± 3.5 mm
- Mms: 33.0 g
- Bl: 21.5 Txm
- Le: 0.9 mH
- EBP: 427 Hz

Physical:
- Overall diameter: 291 mm (11.46 inches)
- Bolt circle diameter: 274 mm (10.79 inches)
- Baffle cutout diameter: 234 mm (9.21 inches)
- Depth: 130 mm (5.12 inches)
- Flange and gasket thickness: 12 mm (0.47 inches)
- Air volume occupied by driver: 5.0 dm³
- Net weight: 4.55 kg