Detailed Product Description

Specifications
Nominal Diameter:   320 mm (12 in)
Nominal Impedance:   8 ohm
Minimum Impedance:   6 ohm (LF)
                                  7.3 ohm (HF)
Frequency Range:   50 - 20000 Hz
Dispersion Angle (1):   90°
LF Unit
Sensitivity (1W/1m) (2):   98 dB
Nominal Power Handling (3):   200 W
Continuous Power Handling (4):   400 W
Voice Coil Diameter:   51 mm (2 in)
Winding Material:    Copper
HF Unit
Sensitivity (1W/1m) (5):   102 dB
Nominal Power Handling (6):   25 W
Continuous Power Handling (7):   50 W
Voice Coil Diameter:   36 mm (1.4 in)
Winding Material:   Aluminium
Diaphragm Material:   Mylar
Recom. Crossover (8):   2.2 kHz

Parameters

Fs:   49 Hz
Re:   5.3 ohm
Qes:   0.35
Qms:   3.9
Qts:   0.32
Vas:   91 dm3 (3.2 ft3)
Sd:   522 cm2 (80.9 in2)

Eta Zero:   3.1 %

Xmax:   +/- 3 mm
Xvar:   +/- 5.5 mm
Mms:   43 g
Bl:   14.4 Txm
Le:   1.2 mH

Mounting and Shipping Info
Overall Diameter:   316 mm (12.4 in)
Bolt Circle Diameter:   296 mm (11.6 in)
Baffle Cutout Diameter:   284 mm (11.2 in)
Depth:   179 mm (7.05 in)
Flange and Gasket Thickness:   13 mm (0.5 in)
Net Weight:   5.6 kg (12.3 lb)
Shipping Weight:   6.8 kg (15 lb)
Shipping Box:   380x380x240 mm
                       (15.2x15x9.4 in)