Detailed Product Description

Specification
Nominal Diameter:   170 (6.5) mm (in)
Nominal Impedance (1):   8 Ohm
Minimum Impedence:   6.5 Ohm
Nominal Power Handling (2):   150 W
Continuous  Power Handling (3):   300 W
Sensitivity (1W/1m) (4):   96.5 dB
Frequency Range:   150 - 6000 Hz
Voice Coil Diameter:   44 (1.7) mm (in)
Winding Material:   Aluminium
Former Material:   Glass Fibre
Winding Depth:   9.5 (3/8) mm (in)
Magnetic Gap Depth:   6 (0.25) mm (in)
Flux Density:   1.45 T
Thiele & Small Parameters
Fs:   140 Hz
Re:   5.4 Ohm
Qes:   0.46
Qms:   2.8
Qts:   0.40
Vas:   2.7 (0.09) dm3 (ft3)
Sd:   132 (20.5) cm2 (in2)
Eta Zero:   1.6 %
Xmax:    +/- 2.5 mm
Xvar:    +/- 3.0 mm
Mms:    11 g
Bl:    11 Txm
Le:    0.47 mH
Mounting and Shipping Info
Overall Diameter:    187 mm (7.4 in)
Bolt Circle Diameter:    172 mm (6.7 in)
Baffle Cutout Diameter:    145 mm (5.7 in)
Depth:    73 mm (2.9 in)
Flange and Gasket Thickness:    11 mm (0.4 in)
Net Weight:     1.0 kg (2.2 lb)
Shipping Weight (4 units):    5.3 kg (11.7 lb)
Shipping Box (4 units):      405x225x210 mm
                                       (15.9x8.8x8.3 in)