B&C 10NDL64 10-Inch Speaker Driver - 250W RMS, 4 Ohm, Spade Terminals

The B&C 10NDL64 10-Inch Speaker Driver boasts legendary B&C technology made with their famously critical quality control, allowing loudspeaker designs with appropriately scaled performance.

B&C 10NDL64 10-Inch Speaker Driver Features

- 500 W continuous program power capacity
- 64 mm (2.5 inch) aluminium voice coil
- 50 - 3000 Hz response
- 97 dB sensitivity
- Waterproofed cone
- Neodymium magnet allows a very light yet powerful motor assembly
- Ventilated voice coil gap for reduced power compression

B&C 10NDL64 10-Inch Speaker Driver Specifications

- Nominal Basket Diameter: 250 mm (10 inches)
- Nominal Impedance: 4 Ω
- Nominal Power Handling: 250 W
- Continuous Power Handling: 500 W
- Frequency Response: 50 - 3000 Hz
- Sensitivity (1W/1m): 97 dB
- Voice Coil Diameter: 64 mm (2.5 inches)
- Winding Material: Aluminium
- Former Material: Glass Fibre
- Winding Depth: 14.0 mm (0.55 inches)
- Magnetic Gap Depth: 8.0 mm (0.31 inches)
- Flux Density: 1.25 T
- Connection: Spade Terminals

Design:
- Surround shape: Double Roll
- Cone shape: Exponential
- Magnet material: Neodymium Inside Slug
- Spider: Single
- Pole design: Straight Pole
- Woofer cone treatment: TWP Waterproof Both Sides
- Recommended enclosure: 26.0 dm³
- Recommended tuning: 62 Hz

Parameters:
- Fs: 56 Hz
- Vas: 31.0 dm³
- Sd: 320.0 cm²
- η₀: 1.8 %
- Xmax: ± 6.0 mm
- Xvar: ± 7.0 mm
- Mms: 37.0 g

Physical:
- Overall diameter: 261 mm (10.3 inches)
- Bolt circle diameter: 245 mm (9.6 inches)
- Baffle cutout diameter: 230 mm (9.1 inches)
- Depth: 113 mm (4.55 inches)
- Flange and gasket thickness: 13 mm (0.5 inches)
- Air volume occupied by driver: 1.5 dm³
- Net weight: 2.9 kg