B&C Speakers Subwoofer 12NW100 Specification

12NW100

Subwoofer

LF Drivers

LF Nd Drivers

Coaxials

HF Drivers

Horns

1400 W continuous program  power capacity

100 mm (4 in) copper voice coil

40 – 1500 Hz response

96 dB sensitivity

FEA optimized Neodymium magnet assembly 

Double silicone spider with optimized compliance

Ventilated voice coil gap for reduced power compression

Specification

Nominal Diameter

320 (12) mm (in)

Nominal Impedance (1)

8 Ohm

Minimum Impedence

6.2 Ohm

Nominal Power Handling (2)

700 W

Continuous  Power Handling (3)

1400 W

Sensitivity (1W/1m) (4)

96 dB

Frequency Range

45 - 1500 Hz

Voice Coil Diameter

100 (4) mm (in)

Winding Material

Copper 

Former Material

Glass Fibre 

Winding Depth

25 (1) mm (in)

Magnetic Gap Depth

12 (1/2) mm (in)

Flux Density

1.2 T

Thiele & Small Parameters

Fs

42 Hz

Re

5.1 Ohm

Qes

0.21 

Qms

3.6 

Qts

0.20 

Vas

44 (1.5) dm3 (ft3)

Sd

531 (82.3) cm2 (in2)

Eta Zero

1.7 %

Xmax

+/- 9 mm

Xvar

+/- 11 mm

Mms

119 g

Bl

28 Txm

Le

1.9 mH

Mounting and Shipping Info

Overall Diameter

319 mm (12.5 in)

Bolt Circle Diameter

299 mm (11.8 in)

Baffle Cutout Diameter

281 mm (11.1 in)

Depth

137 mm (5.4 in)

Flange and Gasket Thickness

13 mm (0.5 in)

Net Weight

8.2 kg (18 lb)

Shipping Weight

8.9 kg (19.6 lb)

Shipping Box

340x340x170 mm

(13.4x13.4x6.7 in)

1

For different impedances, please ask.

2

2 hours test made with continuous pink noise signal (6 dB crest factor).

Power calculated on  rated minimum impedance. 

3

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

Nominal rating.

4

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

Nominal Impedance