Specification

Nominal Diameter 250 (10) mm (in)

Nominal Impedance (1) 8 Ohm

Minimum Impedence 6 Ohm

Nominal Power Handling (2) 400 W

Continuous Power Handling (3) 800 W

Sensitivity (1W/1m) (4) 98 dB

Frequency Range 50 - 2500 Hz

Voice Coil Diameter 76 (3) mm (in)

Winding Material Aluminium

Former Material Glass Fibre

Winding Depth 20 (0.8) mm (in)

Magnetic Gap Depth 8.5 (0.33) mm (in)

Flux Density 1.1 T

Thiele & Small Parameters

Fs 52 Hz

Re 4.8 Ohm

Qes 0.20

Qms 3.4

Qts 0.19

Vas 31 (1.1) dm3 (ft3)

Sd 320 (49.1) cm2 (in2)

Eta Zero 2.2 %

Xmax +/- 6 mm

Xvar +/- 7 mm

Mms 43 g

Bl 18.4 Txm

Le 0.32 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 124 mm (4.9 in)

Flange and Gasket Thickness 14 mm (0.55 in)

Net Weight 7.3 kg (16.1 lb)

Shipping Weight 7.9 kg (17.4 lb)

Shipping Box 330x330x160 mm

(13x13x6.3 in)