B&C 12NDL76 12-Inch Speaker Driver - 400W RMS, 4 Ohm, Spring Terminals

B&C 12NDL76 12-Inch Speaker Driver - 400W RMS, 4 Ohm, Spring Terminals

Ref: JP101856

B&C 12NDL76 12-Inch Speaker Driver - 400W RMS, 4 Ohm, Spring Terminals

The B&C 12NDL76 12-Inch Speaker Driver boasts legendary B&C technology made with their famously critical quality control, allowing loudspeaker designs with appropriately scaled performance.

Recone Kit: JP61486 (B&C RCK12NDL764)


B&C 12NDL76 12-Inch Speaker Driver Features

- 800 W continuous program power capacity
- 76 mm (3 inch) aluminium voice coil
- 50 - 2000 Hz response
- 100 dB sensitivity
- Neodymium magnet allows a very light yet powerful motor assembly
- Ventilated voice coil gap for reduced power compression


B&C 12NDL76 12-Inch Speaker Driver Specifications

- Nominal Basket Diameter: 320 mm (12.6 inches)
- Nominal Impedance: 4 Ω
- Minimum Impedance: 4.3 Ω
- Nominal Power Handling: 400 W
- Continuous Power Handling: 800 W
- Frequency Response: 50 - 2000 Hz
- Sensitivity (1W/1m): 100.0 dB
- Voice Coil Diameter: 76 mm (3 inches)
- Winding Material: Aluminium
- Former Material: Glass Fibre
- Winding Depth: 18.5 mm (0.73 inches)
- Magnetic Gap Depth: 10 mm (0.39 inches)
- Flux Density: 1.25 T
- Connection: Spring Terminals

Design:
- Surround shape: Double Roll
- Cone shape: Exponential
- Magnet material: Neodymium Inside Slug
- Spider: Single
- Pole design: Straight Pole
- Woofer cone treatment: None

Parameters:
- Fs: 50 Hz
- Re: 3.1 Ω
- Qes: 0.2
- Qms: 3.25
- Qts: 0.19
- Vas: 70.0 dm³
- Sd: 522.0 cm²
- η₀: 4.57 %
- Xmax: ± 6.0 mm
- Xvar: ± 7.0 mm
- Mms: 54.0 g
- Bl: 16.5 Txm
- Le: 0.72 mH
- EBP: 250 Hz

Physical:
- Overall diameter: 315 mm (12.4 inches)
- Bolt circle diameter: 298 mm (11.73 inches)
- Baffle cutout diameter: 283 mm (11.14 inches)
- Depth: 141 mm (5.55 inches)
- Flange and gasket thickness: 14 mm (0.55 inches)
- Net weight: 3.9 kg




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