Detailed Product Description

Specification
Nominal Diameter:   250 (10) mm (in)
Nominal Impedance (1):   8 Ohm
Minimum Impedence:   6.5 Ohm
Nominal Power Handling (2):   300 W
Continuous Power Handling (3):   600 W
Sensitivity (1W/1m) (4):   96 dB
Frequency Range:   50 - 2500 Hz
Voice Coil Diameter:   64 (2.5) mm (in)
Winding Material:   Copper
Former Material:   Glass Fibre
Winding Depth:   16 (5/8) mm (in)
Magnetic Gap Depth:   8 (5/16) mm (in)
Flux Density:   1.25 T

Thiele & Small Parameters
Fs:   50 Hz
Re:   5.2 Ohm
Qes:   0.27
Qms:   4.5
Qts:   0.26
Vas:   27.5 (0.95) dm3 (ft3)
Sd:   320 (50) cm2 (in2)
Eta Zero:   1.3 %
Xmax:   +/- 8 mm
Xvar:    +/- 10 mm
Mms:   47 g
Bl:   17.5 Txm
Le:   0.47 mH

Mounting and Shipping Info

Overall Diameter:   261 mm (10.3 in)
Bolt Circle Diameter:   245 mm (9.6 in)
Baffle Cutout Diameter:   230 mm (8.8 in)
Depth:   113 mm (4.4 in)
Flange and Gasket Thickness:   13 mm (0.5 in)
Net Weight:   2.9 kg (6.4 lb)
Shipping Weight:   3.5 kg (7.7 lb)
Shipping Box:    330x330x160 mm
                        (13x13x6.3 in)