B&C 15NW76 - 4ohm

Nominal Diameter

380 mm (15.0 in)

Nominal Impedance

8 Ω

Minimum Impedance

6.9 Ω

Nominal Power Handling1

600 W

Continuous power handling2

1200 W

Sensitivity (1W/1m)3

100.5 dB

Frequency Range

40 - 2000 Hz

Voice Coil Diameter

76 mm (3.0 in)

Winding Material

Copper

Former Material

Glass Fibre

Winding Depth

19.0 mm (0.75 in)

Magnetic Gap Depth

11.0 mm (0.43 in)

Flux Density

1.3 T

Design

Surround Shape

Triple Roll

Cone Shape

Exponential

Magnet Material

Neodymium Ring

Spider

Double Silicone

Pole Design

T-Pole

Woofer Cone Treatment

TWP Waterproof Both Sides

Recommended Enclosure

90.0 dm3 (3.18 ft3)

Recommended Tuning

53 Hz

Parameters4

Resonance Frequency

42 Hz

Re

5.3 Ω

Qes

0.23

Qms

4.3

Qts

0.22

Vas

130.0 dm3 (4.5 ft3)

Sd

855.0 cm2 (132.5 in2)

η₀

4.4 %

Xmax

± 8.0 mm

Xvar

± 10.0 mm

Mms

104.0 g

Bl

25.5 Txm

Le

1.25 mH

EBP

182 Hz

Mounting and Shipping Info

Overall Diameter

393 mm (15.5 in)

Bolt Circle Diameter

374 mm (14.7 in)

Baffle Cutout Diameter

354.0 mm (13.9 in)

Depth

177 mm (7.0 in)

Flange and Gasket Thickness

16 mm (0.62 in)

Air Volume Occupied by Driver

3.7 dm3 (0.13 ft3)

Net Weight

5.6 kg (12.3 lb)

Shipping Units

1

Shipping Weight

6.9 kg (15.21 lb)

Service Kit

Recone kit

RCK15NW768

Discover more

12 hours test made with continuous pink noise signal within the range Fs-10Fs. Power calculated on rated minumum impedance. Loudspeaker in free air.

2Power on Continuous Program is defined as 3 dB greater than the Nominal rating.

3Applied RMS Voltage is set to 2.83 V for 8 ohms Nominal Impedance.

4Thiele-Small parameters are measured after a high level 20 Hz sine wave preconditioning test.