15NDL88
LF Drivers - 15.0 Inches
1400 W continuous program power capacity
88 mm (3.5 in) aluminium voice coil
45 - 3000 Hz response
99 dB sensitivity
Neodymium magnet allows a very light yet powerful motor assembly
Double silicone spider with optimized compliance
Aluminum demodulating ring allows a very low distortion figure
Specifications
Nominal diameter 380 mm (15.0 in)
Nominal impedance 8 Ω
Minimum impedance 6.0 Ω
Nominal power handling
1 700 W
Continuous power
handling
2 1400 W
Sensitivity (1W/1m)3 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 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
Design
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
4
Fs 45 Hz
Re 5.0 Ω
Qes 0.36
Qms 6.1
Qts 0.34
Vas 126.0 dm3 (4.45 ft3)
Sd 855.0 cm2 (132.53 in
2)
η₀ 3.1 %
Xmax 8.0 mm
Xvar 10.0 mm
Mms 102 g
Bl 20.1 Txm
Parameters
Le 1.25 mH
EBP 125 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 16 mm (0.63 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)
Service Kit
RCK15NDL888
