Specifications

• Nominal diameter 380 mm (15.0 in)
• Nominal impedance 8 Ω
• Minimum impedance 6.3 Ω
• Nominal power handling 550 W
• Continuous power handling 1100 W
• Sensitivity (1W/1m) 99.0 dB
• Frequency range 40 - 2000 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 (0.4 in)
• Flux density 1.15 T

Design

• Surround shape Triple Roll
• Cone shape Exponential
• Magnet material Ferrite
• Spider Double Silicone
• Pole design T-Pole
• Recommended enclosure 110.0 dm3 (3.88 ft3)
• Recommended tuning 45 Hz

Parameters

• Fs 38 Hz
• Re 5.0 Ω
• Qes 0.28
• Qms 5.2
• Qts 0.26
• Vas 164.0 dm3 (5.7 ft3)
• Sd 855.0 cm2 (132.5 in2)
• η₀ 3.3 %
• Xmax 7.5 mm
• Xvar 8.5 mm
• Mms 106 g
• Bl 22.1 Txm
• Le 1.3 mH
• EBP 135 Hz

Mounting and Shipping Info

• Overall diameter 393 mm (15.5 in)
• Bolt circle diameter 374 mm (14.7 in)
• Baffle cutout diameter 354.0 mm (13.9 in)
• Depth 171 mm (6.7 in)
• Flange and gasket thickness 16 mm (0.62 in)
• Net weight 8.7 kg (19.1 lb)
• Shipping weight 0.1 kg (22.2 lb)
• Shipping box 420x420x200 mm (16.5x16.5x7.9 in)