Specifications
Nominal diameter 380 mm (15.0 in)
Nominal impedance 8 Ω
Minimum impedance 6.3 Ω
Nominal power handling1 400 W
Continuous power
handling2 800 W
Sensitivity (1W/1m)3 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
Parameters4
Fs 42 Hz
Re 5 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
Parameters
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 340x340x170 mm
(13.4x13.4x6.7 in)
Service Kit
Replacement
diaphragm RCK15CL768
