12NW76 Woofer

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

LF Drivers LF Nd Drivers Coaxials HF Drivers Horns

Specification

Nominal Diameter

320 (12) mm (in)

Nominal Impedance (1)

8 Ohm

Minimum Impedence

6.9 Ohm

Nominal Power Handling (2)

500 W

Continuous Power Handling (3)

1000 W

Sensitivity (1W/1m) (4)

98.5 dB

Frequency Range

40 -2000 Hz

Voice Coil Diameter

76 (3) mm (in)

Winding Material

Copper

Former Material

Glass Fibre

Winding Depth

19 (3/4) mm (in)

Magnetic Gap Depth

11 (7/16) mm (in)

Flux Density

1.3 T

Thiele & Small Parameters

Fs

40 Hz

Re

5.3 Ohm

Qes

0.17

Qms

3.7

Qts

0.16

Vas

76 (2.7) dm3 (ft3)

Sd

522 (80.9) cm2 (in2)

Eta Zero

2.8 %

Xmax

+/- 8 mm

Xvar

+/- 10 mm

Mms

77 g

Bl

25.5 Txm

Le

1.25 mH

 

Mounting and Shipping Info

 

 

Overall Diameter

315 mm (12.4 in)

Bolt Circle Diameter

298 mm (11.7 in)

Baffle Cutout Diameter

283 mm (11.1 in)

Depth

147 mm (5.8 in)

Flange and Gasket Thickness

14 mm (0.55 in)

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)

1For different impedances, please ask.

22 hours test made with continuous pink noise signal (6 dB crest factor). Power calculated on rated minimum impedance.

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

4Applied RMS Voltage is set to 2.83V for 8 ohms or 2.0V for 4 ohms Nominal Impedance

Page 1
Image 1
B&C Speakers 12 NW 76 manual 12NW76 Woofer, Specification, Thiele & Small Parameters, Mounting and Shipping Info

12 NW 76 specifications

B&C Speakers is a renowned brand in the professional audio industry, celebrated for its high-quality drivers and speaker components. Among their impressive lineup is the 12 NW 76, a standout 12-inch neodymium woofer that is heavily favored in both live sound and fixed installation applications.

One of the main features of the 12 NW 76 is its lightweight neodymium magnet structure, which significantly reduces the overall weight of the speaker without compromising on performance. This attribute not only enhances portability but also makes it an ideal choice for use in a variety of sound reinforcement scenarios, such as touring rigs and portable PA systems.

The 12 NW 76 is engineered with a power handling capacity of 400 watts continuous and 800 watts peak, allowing it to deliver a robust and clear sound even at high volumes. This power handling capability is complemented by its sensitivity rating of 97 dB, ensuring that it can output a substantial sound level with relatively low power input.

One of the distinguishing technologies integrated into the 12 NW 76 is its advanced voice coil design, which features a resilient material that enhances both thermal dissipation and mechanical reliability. This ensures extended playtime without distortion, a crucial consideration for live performances where reliability is paramount.

The woofer’s frequency response extends from 50 Hz to 4 kHz, making it versatile for applications that require a rich mid-bass presence alongside clear highs. The well-crafted cone design allows for efficient sound dispersion, resulting in an immersive listening experience across various environments.

In addition to its impressive acoustic properties, the 12 NW 76 boasts a rugged yet aesthetically appealing construction. The cone is made from a specialized pulp material, providing not only durability but also optimal sound characteristics. The speaker’s frame is designed to minimize unwanted vibrations, further enhancing overall audio clarity.

With a combination of advanced materials, cutting-edge technology, and robust engineering, the B&C Speakers 12 NW 76 stands out as a top choice for audio professionals seeking high performance and reliability in their sound systems. Whether utilized in concert halls, festivals, or clubs, this woofer’s exceptional acoustic capabilities ensure it delivers an outstanding audio experience.