B&C 12NW76 - 12" 500W 8 Ohm Loudspeaker
- 1000 W continuous program power capacity
- 76 mm (3 in) copper voice coil
- 40 - 2000 Hz response
- 98.5 dB sensitivity
- Neodymium ring magnet assembly
- Aluminium demodulating ring allows a very low distortion figure
- Ventilated voice coil gap for reduced power compression
Specifications
- Nominal diameter 320 mm (12.0 in)
- Nominal impedance 8 ohms
- Minimum impedance 6.9 ohms
- Nominal power handling 500 W
- Continuous power handling 1000 W
- Sensitivity (1W/1m) 99.0 dB
- Frequency range 40 - 2000 Hz
- Voice coil diameter 76 mm (3.0 in)
- Winding material Copper
- Former material Glass Fibre
- Winding depth 19 mm (0.75 in)
- Magnetic gap depth 11 mm (0.43 in)
- Flux density 1.3 T
Design
- Surround shape Triple Roll
- Cone shape Exponential
- Magnet material Neodymium Ring
- Spider Single
- Pole design T-Pole
- Woofer cone treatment WP Waterproof Front Side
- Recommended enclosure 50.0 dm3 (1.77 ft3)
- Recommended tuning 60 Hz
Thiele and Small parameters: Need some help? Read our quick guide to TS Params.
- Fs 40 Hz
- Re 5.3 ohms
- Qes 0.17
- Qms 3.7
- Qts 0.16
- Vas 76.0 dm3 (2.7 ft3)
- Sd 522.0 cm2 (80.9 in2)
- Reference efficiency 2.8 %
- Xmax 8.0 mm
- Xvar 10.0 mm
- Mms 77 g
- Bl 25.5 Txm
- Le 1.25 mH
- EBP 235 Hz
Mounting and Shipping Info
- Overall diameter 315 mm (12.4 in)
- Bolt circle diameter 298 mm (11.7 in)
- Baffle cutout diameter 283.0 mm (11.1 in)
- Depth 147 mm (5.8 in)
- Flange and gasket thickness 14 mm (0.55 in)
- Air volume occupied by driver 2.5 dm3 (0.08 ft3)
- Net weight 4.9 kg (10.8 lb)
- Shipping weight 5.6 kg (12.3 lb)
- Shipping box 340x340x170 mm (13.4x13.4x6.7 in)
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