8 NDL 51---8NDL51 LF Drivers - B&C Speakers

specifications

More Info 8 NDL 51—8NDL51 LF Drivers – B&C Speakers
Nominal Diameter 200 mm (8.0 in)
Nominal Impedance 8 Ω
Minimum Impedance 6.6 Ω
Nominal Power Handling 200 W
Continuous Power Handling 400 W
Sensitivity 94.0 dB
Frequency Range 65 – 3000 Hz
Voice Coil Diameter 51 mm (2.0 in)
Winding Material Copper
Former Material Glass Fibre
Winding Depth 17.0 mm (0.65 in)
Magnetic Gap Depth 8.0 mm (0.31 in)
Flux Density 1.05 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 14.0 dm3 (0.49 ft3)
Recommended Tuning 65 Hz
Resonance Frequency 66 Hz
Re 5.3 Ω
Qes 0.41
Qms 3.6
Qts 0.37
Vas 14.0 dm3 (0.5 ft3)
Sd 220.0 cm2 (34.1 in2)
η₀ 1.0 %
Xmax ± 7.0 mm
Xvar ± 7.0 mm
Mms 28.0 g
Bl 12.4 Txm
Le 0.5 mH
EBP 160 Hz
Overall Diameter 225 mm (8.8 in)
Bolt Circle Diameter 210 mm (8.3 in)
Baffle Cutout Diameter 187.0 mm (7.4 in)
Depth 90 mm (3.5 in)
Flange and Gasket Thickness 11 mm (0.4 in)
Air Volume Occupied by Driver 1.1 dm3 (0.04 ft3)
Net Weight 1.8 kg (4.0 lb)
Shipping Units 1
Shipping Weight 2.25 kg (4.96 lb)
Shipping Box 255x255x150 mm (10.04×10.04×5.91 in)
Recone kit RCK008NDL518

*All specifications are subject to change without notice.