12NW76
Woofer
LF Drivers
LF Nd Drivers
Coaxials
HF Drivers
Horns
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
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)
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
