B&C Speaker 15FW88
Woofer
15″ / 380 mm
Nominal diameter
49 Hz
Resonance
0.43
Q factor
96 dB
Sensitivity
± 8 mm
Linear excursion
1400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.6
dB
Frequency response
49 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
49.0
Hz
Mechanical quality factor
QMS
9.30
Electrical quality factor
QES
0.45
Total quality factor
QTS
0.43
Large signal parameters
Maximum linear excursion
xmax
8.0
mm
Air volume displaced at xmax
VD
684
cm³
Power handling
P
700
W
Program power
Pmax
1400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.2
Ω
Inductance (1kHz)
LE
0.81
mH
VC Diameter
88
mm
Winding height
HVC
21.5
mm
Winding material
Aluminium
Former material
Glass Fibre
Magnet
Flux density
B
1.04
T
Force factor
Bl
19.27
N/A
Motor constant
Bl/√RE
8.45
N/√W
Air gap height
HAG
11
mm
Material
Ferrite Ring
Diaphragm
Effective diameter
330
mm
Effective area
SD
855
cm²
Moving mass
MMS
106.8
g
Moving mass (without air load)
MMD
89.2
g
Material
Waterproof Front Side
Suspensions
Stiffness
KMS
9.9
N/mm
Compliance
CMS
101
µm/N
Equivalent volume to the compliance
VAS
104
L
Mechanical resistance
RMS
3.54
N·s/m
Spider material
Silicone
Dimensions
Nominal diameter
15
″
380
mm
Overall diameter
393
mm
Baffle cutout diameter
357
mm
Overall depth
174
mm
Flange thickness
14
mm
Mounting depth
160
mm
Volume occupied by the driver
3.5
L
Net weight
9.0
kg
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SpeakerbenchSimilar woofers to B&C Speaker 15FW88
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fS
50 Hz
SD
908 cm²
50 - 1500 Hz
QTS
0.47
xmax
8.1 mm
SPL1W
95 dB
Bl/√RE
8.8
Pmax
1300 W
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15″Subwoofer
fS
47 Hz
SD
855 cm²
45 - 2000 Hz
QTS
0.41
xmax
6.7 mm
SPL1W
95 dB
Bl/√RE
8.26
Pmax
800 W
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15″Subwoofer
fS
51 Hz
SD
855 cm²
50 - 2000 Hz
QTS
0.47
xmax
6.7 mm
SPL1W
95 dB
Bl/√RE
8.5
Pmax
800 W