B&C Speaker 12CX32
Coaxial
12″ / 320 mm
Nominal diameter
57 Hz
Resonance
0.28
Q factor
98 dB
Sensitivity
± 4 mm
Linear excursion
700 W
Program Power
Discontinued
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
97.6
dB
Frequency response
55 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
57.0
Hz
Mechanical quality factor
QMS
5.20
Electrical quality factor
QES
0.30
Total quality factor
QTS
0.28
Large signal parameters
Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
209
cm³
Power handling
P
350
W
Program power
Pmax
700
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.1
Ω
Inductance (1kHz)
LE
1.2
mH
VC Diameter
76
mm
Winding material
Aluminium
Magnet
Force factor
Bl
15.3
N/A
Motor constant
Bl/√RE
6.77
N/√W
Material
Ceramic
Diaphragm
Effective diameter
258
mm
Effective area
SD
522
cm²
Moving mass
MMS
38
g
Moving mass (without air load)
MMD
29.4
g
Material
Titanium
Suspensions
Stiffness
KMS
4.9
N/mm
Compliance
CMS
204
µm/N
Equivalent volume to the compliance
VAS
79
L
Mechanical resistance
RMS
2.62
N·s/m
Dimensions
Nominal diameter
12
″
320
mm
Overall diameter
316
mm
Baffle cutout diameter
282
mm
Overall depth
190
mm
Flange thickness
16
mm
Mounting depth
174
mm
Volume occupied by the driver (estimated)
4.8
L
Net weight
11.2
kg
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Export this driver to a simulation software:
WinISD
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SpeakerbenchSimilar speaker drivers to B&C Speaker 12CX32
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12″Subwoofer
fS
55 Hz
SD
531 cm²
53 - 5000 Hz
QTS
0.28
xmax
6.5 mm
SPL1W
97 dB
Bl/√RE
7.37
Pmax
700 W
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15″Coaxial
fS
53 Hz
SD
881 cm²
44 - 3600 Hz
QTS
0.31
xmax
7.5 mm
SPL1W
98 dB
Bl/√RE
11
Pmax
1200 W
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15″Woofer
fS
54 Hz
SD
871 cm²
50 - 2000 Hz
QTS
0.32
xmax
8.2 mm
SPL1W
98 dB
Bl/√RE
11
Pmax
2400 W