Detailed Product Description

Specification
Nominal Diameter:   250 (10) mm (in)
Nominal Impedance (1):   8 Ohm
Minimum Impedence 7.1 Ohm
Nominal Power Handling (2):   350 W
Continuous Power Handling (3):   700 W
Sensitivity (1W/1m) (4):   96 dB
Frequency Range:   55 - 4000 Hz
Voice Coil Diameter:   76 (3) mm (in)
Winding Material:   Aluminium
Former Material:   Glass Fibre
Winding Depth:   18 (0.71) mm (in)
Magnetic Gap Depth:   10 (0.4) mm (in)
Flux Density:   0.9 T
Thiele & Small Parameters
Fs:   54 Hz
Re:   5.8 Ohm
Qes:   0.33
Qms:   2.9
Qts:   0.29
Vas:   38 (1.3) dm3 (ft3)
Sd:   320 (49.1) cm2 (in2)
Eta Zero:   1.8 %
Xmax:   +/- 5.5 mm
Xvar:  +/- 5 mm
Mms:   33 g
Bl:   14.1 Txm
Le:   1.2 mH

Mounting and Shipping Info

Overall Diameter:   262 mm (10.3 in)
Bolt Circle Diameter:   245 mm (9.6 in)
Baffle Cutout Diameter:   230 mm (8.8 in)
Depth:   123 mm (4.8 in)
Flange and Gasket Thickness:   14 mm (0.55 in)
Net Weight:  6 kg (13.2 lb)
Shipping Weight:   6.7 kg (14.7 lb)
Shipping Box:   320x320x160 mm
                       (12x12x6.3 in)