12 NDL 76---12NDL76 LF Drivers - B&C Speakers

specifications

More Info 12 NDL 76—12NDL76 LF Drivers – B&C Speakers
Nominal Diameter 320 mm (12.0 in)
Nominal Impedance 8 Ω
Minimum Impedance 6.2 Ω
Nominal Power Handling 400 W
Continuous Power Handling 800 W
Sensitivity 100.0 dB
Frequency Range 50 – 2000 Hz
Voice Coil Diameter 76 mm (3.0 in)
Winding Material Aluminium
Former Material Glass Fibre
Winding Depth 19.0 mm (0.75 in)
Magnetic Gap Depth 10.0 mm (0.4 in)
Flux Density 1.25 T
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 42.0 dm3 (1.48 ft3)
Recommended Tuning 65 Hz
Resonance Frequency 50 Hz
Re 5.3 Ω
Qes 0.21
Qms 4.2
Qts 0.2
Vas 73.0 dm3 (2.5 ft3)
Sd 522.0 cm2 (80.9 in2)
η₀ 4.3 %
Xmax ± 7.0 mm
Xvar ± 6.5 mm
Mms 53.0 g
Bl 20.1 Txm
Le 1.0 mH
EBP 238 Hz
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 141 mm (5.5 in)
Flange and Gasket Thickness 14 mm (0.55 in)
Air Volume Occupied by Driver 2.5 dm3 (0.08 ft3)
Net Weight 3.9 kg (8.6 lb)
Shipping Units 1
Shipping Weight 4.8 kg (10.58 lb)
Shipping Box 360x360x200 mm (14.17×14.17×7.87 in)
Recone kit RCK12NDL768

*All specifications are subject to change without notice.