Detailed Product Description

Specification
Nominal Diameter:   320 (12) mm (in)
Nominal Impedance (1):   8 Ohm
Minimum Impedence:   6.5 Ohm
Nominal Power Handling (2):   200 W
Continuous Power Handling (3):   400 W
Sensitivity (1W/1m) (4):   100 dB
Frequency Range:   50 - 4000 Hz
Voice Coil Diameter:   64 (2.5) mm (in)
Winding Material:   Aluminium
Former Material:   Glass Fibre
Winding Depth:   12.5 (1/2) mm (in)
Magnetic Gap Depth:   8 (5/16) mm (in)
Flux Density:   1.25 T
Thiele & Small Parameters
Fs:   52 Hz
Re:   5.8 Ohm
Qes:   0.35
Qms:   3.3
Qts:   0.32
Vas:   85 (3) dm3 (ft3)
Sd:   522 (80.9) cm2 (in2)
Eta Zero:   3.3 %
Xmax:   +/- 4 mm
Xvar:   +/- 4.5 mm
Mms:   41.5 g
Bl:   14.9 Txm
Le:   1.1 mH

Mounting and Shipping Info

Overall Diameter:   315 mm (12.4 in)
Bolt Circle Diameter:   296 mm (11.6 in)
Baffle Cutout Diameter:   282 mm (11.1 in)
Depth:   144 mm (5.7 in)
Flange and Gasket Thickness:   12.5 mm (0.5 in)
Net Weight:   2.1 kg (4.6 lb)
Shipping Weight:   2.8 kg (6.2 lb)
Shipping Box:   380x380x170 mm
                      (15x15x6.7 in)