Detailed Product Description

Specification
Nominal Diameter:   320 (12) mm (in)
Nominal Impedance (1):   8 Ohm
Minimum Impedence:   6.7 Ohm
Nominal Power Handling (2):   700 W
Continuous Power Handling (3):   1400 W
Sensitivity (1W/1m) (4):   93 dB
Frequency Range:   45 - 1000 Hz
Voice Coil Diameter:   100 (4) mm (in)
Winding Material:   Copper
Former Material:   Glass Fibre
Winding Depth:   21 (0.83) mm (in)
Magnetic Gap Depth:   10.5 (0.4) mm (in)
Flux Density:   1.05 T
Thiele & Small Parameters
Fs:   44 Hz
Re:   5.3 Ohm
Qes:   0.29
Qms:   3.9
Qts:   0.27
Vas:   47 (1.6) dm3 (ft3)
Sd:   531 (82.3) cm2 (in2)
Eta Zero:   1.3 %
Xmax:   +/- 8 mm
Xvar:   +/- 8 mm
Mms:   106 g
Bl:   22.5 Txm
Le:   2 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:   118 mm (4.6 in)
Flange and Gasket Thickness:   13 mm (0.5 in)
Net Weight:   8.8 kg (19.4 lb)
Shipping Weight:   9.4 kg (20.7 lb)
Shipping Box:   340x340x170 mm
                       (13.4x13.4x6.7 in)