B&C Speakers Subwoofer 18NW100 Specification

18NW100
Subwoofer
2000 W continuous program power capacity
FEA optimized Neodymium magnet assembly
Double silicone spider with optimized compliance
Ventilated voice coil gap for reduced power compression
100 mm (4 in) copper voice coil
35 – 1000 Hz response
98 dB sensitivity
Specification
Nominal Diameter 460 (18) mm (in)
Nominal Impedance (1)
Minimum Impedence
Nominal Power Handling (2)
Continuous Power Handling (3)
Sensitivity (1W/1m) (4)
Frequency Range 35 - 1000 Hz
Voice Coil Diameter 100 (4) mm (in)
Winding Material
Former Material
Winding Depth 25 (1) mm (in)
Magnetic Gap Depth 12 (1/2) mm (in)
Flux Density
Thiele & Small Parameters
Fs
Re
Qes
Qms
Qts
Vas 252 (8.9) dm3 (ft3)
Sd 1210 (187.6) cm2 (in2)
Eta Zero
Xmax
Xvar
Mms
Bl
Le
Mounting and Shipping Info
Overall Diameter 460 mm (18 in)
Bolt Circle Diameter 440 mm (17.3 in)
Baffle Cutout Diameter 422 mm (16.6 in)
Depth 209 mm (8.2 in)
Flange and Gasket Thickness 16 mm (5/8 in)
Net Weight 9.3 kg (20.5 lb)
Shipping Weight 10.8 kg (23.8 lb)
Shipping Box 500x500x250 mm
(19.7x19.7x9.8 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
8 Ohm
6.3 Ohm
1000 W
2000 W
98 dB
Copper
Glass Fibre
1.2 T
31 Hz
5.1 Ohm
0.27
4.2
0.26
2.7 %
+/- 9 mm
+/- 11 mm
211 g
28 Txm
1.7 mH