400 W continuous program power capacity 64 mm (2.5 in) aluminium voice coil 60 - 4000 Hz response 98.5 dB sensitivity Neodymium magnet allows a very light yet powerful motor assembly Specifications Nominal diameter 250 mm (10.0 in) Nominal impedance 8 O Minimum impedance 6.2 O Nominal power handling * 200 W Continuous power handling * 400 W Sensitivity (1W/1m) * 99.0 dB Frequency range 60 - 4000 Hz Voice coil diameter 64 mm (2.5 in) Winding material Aluminium Former material Glass Fibre Winding depth 12 mm (0.47 in) Magnetic gap depth 8 mm (0.31 in) Flux density 1.25 T Design Surround shape Double Roll Cone shape Exponential Magnet material Neodymium Inside Slug Spider Single Pole design Straight Pole Woofer cone treatment None Recommended enclosure 26.0 dm3 (0.92 ft3) Recommended tuning 67 Hz Parameters Fs 61 Hz Re 5.4 O Qes 0.33 Qms 4.5 Qts 0.31 Vas 32.0 dm3 (1.1 ft3) Sd 320.0 cm2 (50.0 in2) ?0 2.5 % Xmax 4.0 mm Xvar 5.5 mm Mms 29 g Bl 15.0 Txm Le 0.5 mH EBP 184 Hz Mounting And Shipping Info
Overall diameter 261 mm (10.3 in) Bolt circle diameter 245 mm (9.6 in) Baffle cutout diameter 230.0 mm (8.8 in) Depth 122 mm (4.8 in) Flange and gasket thickness 13 mm (0.5 in) Air volume occupied by driver 1.5 dm3 (0.05 ft3) Net weight 2.0 kg (4.4 lb) Shipping weight 2.6 kg (5.7 lb) Shipping box 270x270x150 mm (11.2x11.2x5.9 in)
