13.5″ / 359 mm
Nominal diameter
40 Hz
Resonance
0.23
Q factor
96 dB
Sensitivity
± 8 mm
Linear excursion
1400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
96.3
dB
Frequency response
40 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
40.0
Hz
Mechanical quality factor
QMS
8.20
Electrical quality factor
QES
0.24
Total quality factor
QTS
0.23
Large signal parameters
Maximum linear excursion
xmax
8.0
mm
Air volume displaced at xmax
VD
566
cm³
Power handling
P
700
W
Program power
Pmax
1400
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.1
Ω
Inductance (1kHz)
LE
0.85
mH
VC Diameter
88
mm
Winding height
HVC
21.5
mm
Winding material
Aluminium
Former material
Glass Fibre
Magnet
Flux density
B
1.15
T
Force factor
Bl
16.9
N/A
Motor constant
Bl/√RE
9.6
N/√W
Air gap height
HAG
10
mm
Material
Neodymium Inside Slug
Diaphragm
Effective diameter
300
mm
Effective area
SD
707
cm²
Moving mass
MMS
89
g
Moving mass (without air load)
MMD
75.7
g
Material
Waterproof Front Side
Suspensions
Stiffness
KMS
5.56
N/mm
Compliance
CMS
180
µm/N
Equivalent volume to the compliance
VAS
128
L
Mechanical resistance
RMS
2.73
N·s/m
Spider material
Silicone
Dimensions
Nominal diameter
13.5
″
359
mm
Overall diameter
359
mm
Baffle cutout diameter
323
mm
Overall depth
167
mm
Flange thickness
12
mm
Mounting depth
155
mm
Volume occupied by the driver
3.5
L
Net weight
5.3
kg
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar woofers to B&C Speaker 14NDL88
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15″Subwoofer
fS
39 Hz
SD
850 cm²
40 - 2400 Hz
QTS
0.26
xmax
9.0 mm
SPL1W
97 dB
Bl/√RE
12
Pmax
1400 W
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15″Subwoofer
fS
38 Hz
SD
830 cm²
38 - 2500 Hz
QTS
0.23
xmax
8.5 mm
SPL1W
97 dB
Bl/√RE
11
Pmax
1200 W