B&C Speaker 12PLB76
Woofer
12″ / 320 mm
Nominal diameter
50 Hz
Resonance
0.23
Q factor
97 dB
Sensitivity
± 5 mm
Linear excursion
700 W
Program Power
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Available on (affiliate link)
Parts Express
$$$
Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
97.1
dB
Frequency response
50 - 2000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
50.0
Hz
Mechanical quality factor
QMS
5.30
Electrical quality factor
QES
0.24
Total quality factor
QTS
0.23
Large signal parameters
Maximum linear excursion
xmax
5.0
mm
Air volume displaced at xmax
VD
261
cm³
Power handling
P
350
W
Program power
Pmax
700
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.0
Ω
Inductance (1kHz)
LE
1.2
mH
VC Diameter
76
mm
Winding height
HVC
16
mm
Winding material
Aluminium
Former material
Glass Fibre
Magnet
Flux density
B
1.05
T
Force factor
Bl
18.6
N/A
Motor constant
Bl/√RE
8.32
N/√W
Air gap height
HAG
11
mm
Material
Ferrite
Diaphragm
Effective diameter
258
mm
Effective area
SD
522
cm²
Moving mass
MMS
51
g
Moving mass (without air load)
MMD
42.4
g
Suspensions
Stiffness
KMS
5.21
N/mm
Compliance
CMS
192
µm/N
Equivalent volume to the compliance
VAS
75
L
Mechanical resistance
RMS
3.02
N·s/m
Dimensions
Nominal diameter
12
″
320
mm
Overall diameter
316
mm
Baffle cutout diameter
282
mm
Overall depth
136
mm
Flange thickness
16
mm
Mounting depth
120
mm
Volume occupied by the driver
3.3
L
Net weight
6.55
kg
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SpeakerbenchSimilar woofers to B&C Speaker 12PLB76
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12″Woofer
fS
50 Hz
SD
531 cm²
50 - 3000 Hz
QTS
0.25
xmax
7.2 mm
SPL1W
96 dB
Bl/√RE
8.31
Pmax
1000 W
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12″Subwoofer
fS
50 Hz
SD
531 cm²
46 - 4500 Hz
QTS
0.21
xmax
6.5 mm
SPL1W
97 dB
Bl/√RE
9.04
Pmax
800 W