B&C Speakers 15NW76

Nominal diameter 380 mm
(15.0 in)
Nominal impedance 8 Ω
Minimum
impedance 6.9 Ω
Nominal power
handling1 600 W
Continuous power
handling2 1200 W
Sensitivity (1W/1m)3 100.0 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
(0.43 in)
Flux density 1.3 T
Design
Surround shape Triple Roll
Cone shape Exponential
Magnet material Neodymium
Ring
Design
Spider Double Silicone
Pole design T-Pole
Woofer cone
treatment
WP Waterproof
Front Side
Recommended
enclosure
90.0 dm3 (3.18
ft3)
Recommended
tuning 53 Hz
Parameters4
Fs 42 Hz
Re 5.3 Ω
Qes 0.23
Qms 4.3
Qts 0.22
Vas 130.0 dm3 (4.5
ft3)
Sd 855.0 cm2
(132.5 in2)
η₀ 4.4 %
Xmax 8.0 mm
Xvar 10.0 mm
Mms 104 g
Bl 25.5 Txm
Parameters
Le 1.25 mH
EBP 182 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 177 mm (7.0 in)
Flange and
gasket
thickness
16 mm (0.62 in)
Air volume
occupied by
driver
3.7 dm3 (0.13 ft3)
Net weight 5.6 kg (12.3 lb)
Shipping units 1
Shipping
weight 7.0 kg (15.4 lb)
Shipping box 420x420x200 mm
(16.5x16.5x7.9 in)
Service Kit
RCK15NW768