Specifications

• Nominal diameter 380 mm (15.0 in)
• Nominal impedance 4 ohms
• Minimum impedance 3.7 ohms
• Nominal power handling 700 W
• Continuous power handling 1400 W
• Sensitivity (1W/1m) 99.0 dB
• Frequency range 45 - 3000 Hz
• Voice coil diameter 88 mm (3.5 in)
• Winding material Aluminium
• Former material Glass Fibre
• Winding depth 21.5 mm (0.85 in)
• Magnetic gap depth 10 mm (0.39 in)
• Flux density 1.15 T

Design

• Surround shape Triple Roll
• Cone shape Exponential
• Magnet material Neodymium Inside Slug
• Spider Double Silicone
• Pole design T-Pole
• Woofer cone treatment WP Waterproof Front Side
• Recommended enclosure 125.0 dm3 (4.41 ft3)
• Recommended tuning 45 Hz

Parameters

• Fs 41 Hz
• Re 3.0 ohms
• Qes 0.29
• Qms 7.5
• Qts 0.28
• Vas 154.0 dm3 (5.54 ft3)
• Sd 855.0 cm2 (132.53 in2)
• η₀ 3.5 %
• Xmax 8.0 mm
• Xvar 10.0 mm
• Mms 102 g
• Bl 16.5 Txm
• Le 0.9 mH
• EBP 141 Hz

Mounting and Shipping Info

• Overall diameter 393 mm (15.47 in)
• Bolt circle diameter 374 mm (14.72 in)
• Baffle cutout diameter 354.0 mm (13.94 in)
• Depth 177 mm (6.97 in)
• Flange and gasket thickness 13 mm (0.51 in)
• Air volume occupied by driver 3.5 dm3 (0.12 ft3)
• Net weight 4.6 kg (10.14 lb)
• Shipping units 1
• Shipping weight 5.9 kg (13.01 lb)
• Shipping box 420x420x200 mm (16.54x16.54x7.87 in)