B&C Speaker 12CXN88

Coaxial

12″ / 320 mm
Nominal diameter
50 Hz
Resonance
0.22
Q factor
97 dB
Sensitivity
± 8 mm
Linear excursion
1000 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
96.9
dB
Frequency response
50 - 18000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
50.0
Hz
Mechanical quality factor
QMS
8.30
Electrical quality factor
QES
0.23
Total quality factor
QTS
0.22

Large signal parameters

Maximum linear excursion
xmax
8.0
mm
Air volume displaced at xmax
VD
418
cm³
Power handling
P
500
W
Program power
Pmax
1000
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.0
Ω
Inductance (1kHz)
LE
1.05
mH
VC Diameter
88
mm
Winding height
HVC
21.5
mm
Winding material
Aluminium
Former material
Glass Fibre

Magnet

Flux density
B
1.05
T
Force factor
Bl
20.9
N/A
Motor constant
Bl/√RE
9.35
N/√W
Air gap height
HAG
11
mm
Material
Neodymium Ring

Diaphragm

Effective diameter
258
mm
Effective area
SD
522
cm²
Moving mass
MMS
60
g
Moving mass (without air load)
MMD
51.4
g
Material
Waterproof Front Side

Suspensions

Stiffness
KMS
6.33
N/mm
Compliance
CMS
158
µm/N
Equivalent volume to the compliance
VAS
59
L
Mechanical resistance
RMS
2.27
N·s/m

Dimensions

Nominal diameter
12
320
mm
Overall diameter
315
mm
Baffle cutout diameter
284
mm
Overall depth
178
mm
Flange thickness
13
mm
Mounting depth
165
mm
Volume occupied by the driver (estimated)
3.3
L
Net weight
6.85
kg
B&C Speaker 12CXN88 Impedance
B&C Speaker 12CXN88 SPL
B&C Speaker 12CXN88 Directivity map HF
B&C Speaker 12CXN88 Directivity map LF
B&C Speaker 12CXN88 Dimensions

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