Specifications

• Nominal diameter 380 mm (15.0 in)
• Nominal impedance 8 Ω
• Minimum impedance 6.3 Ω
• Nominal power handling 400 W
• Continuous power handling 800 W
• Sensitivity (1W/1m) 98.5 dB
• Frequency range 40 - 3000 Hz
• Voice coil diameter 76 mm (3.0 in)
• Winding material Copper
• Former material Glass Fibre
• Winding depth 19 mm (0.75 in)
• Magnetic gap depth 11 mm (0.43 in)
• Flux density 1.15 T

Design

• Surround shape Triple Roll
• Cone shape Exponential
• Magnet material Neodymium Inside Slug
• Spider Single
• Pole design Straight Pole
• Woofer cone treatment WP Waterproof Front Side
• Recommended enclosure 100.0 dm3 (3.53 ft3)
• Recommended tuning 47 Hz

Parameters

• Fs 42 Hz
• Re 5.1 Ω
• Qes 0.34
• Qms 7.9
• Qts 0.33
• Vas 135.0 dm3 (4.8 ft3)
• Sd 855.0 cm2 (132.5 in2)
• η₀ 2.9 %
• Xmax 7.0 mm
• Xvar 8.5 mm
• Mms 108 g
• Bl 21.0 Txm
• Le 1.3 mH
• EBP 123 Hz

Mounting and Shipping Info

• Overall diameter 389 mm (15.31 in)
• Bolt circle diameter 374 mm (14.72 in)
• Baffle cutout diameter 353.0 mm (13.9 in)
• Depth 171 mm (6.73 in)
• Flange and gasket thickness 11 mm (0.43 in)
• Air volume occupied by driver 4.4 dm3 (0.15 ft3)
• Net weight 3.2 kg (7.0 lb)
• Shipping weight 3.7 kg (8.1 lb)
• Shipping box 425x425x224 mm