12″ / 305 mm
Nominal diameter
22 Hz
Resonance
0.38
Q factor
87 dB
Sensitivity
± 13 mm
Linear excursion
800 W
Program Power
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.3
dB
Frequency response
25 - 100
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
22.0
Hz
Mechanical quality factor
QMS
13.32
Electrical quality factor
QES
0.39
Total quality factor
QTS
0.38
Large signal parameters
Maximum linear excursion
xmax
13.0
mm
Maximum excursion before damage
xlim
22.0
mm
Air volume displaced at xmax
VD
659
cm³
Power handling
P
400
W
Program power
Pmax
800
W
Voice Coil
Nominal impedance
Z
6
Ω
DC resistance
RE
4.3
Ω
Inductance (1kHz)
LE
1.48
mH
VC Diameter
64
mm
Winding material
Copper
Former material
Polyimide
Magnet
Force factor
Bl
15.0
N/A
Motor constant
Bl/√RE
7.24
N/√W
Air gap height
HAG
9.5
mm
Weight
4.536
kg
Material
Ferrite
Diaphragm
Effective diameter
254
mm
Effective area
SD
507
cm²
Moving mass
MMS
146
g
Moving mass (without air load)
MMD
137.7
g
Material
Kevlar-reinforced paper
Suspensions
Stiffness
KMS
2.86
N/mm
Compliance
CMS
350
µm/N
Equivalent volume to the compliance
VAS
125
L
Mechanical resistance
RMS
1.52
N·s/m
Surround material
Foam
Dimensions
Nominal diameter
12
″
305
mm
Overall diameter
313
mm
Baffle cutout diameter
280
mm
Overall depth
164
mm
Volume occupied by the driver
3.09
L
Net weight
9.98
kg
Frame material
12-spoke die-cast aluminum
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Export this driver to a simulation software:
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QSpeakers
SpeakerSim
MfbLabs
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fS
24 Hz
SD
855 cm²
25 - 400 Hz
QTS
0.42
xmax
24.0 mm
SPL1W
88 dB
Bl/√RE
11
Pmax
2000 W
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12″Subwoofer
fS
23 Hz
SD
507 cm²
25 - 100 Hz
QTS
0.33
xmax
13.0 mm
SPL1W
88 dB
Bl/√RE
7.58
Pmax
1000 W
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fS
22 Hz
SD
830 cm²
21 - 600 Hz
QTS
0.32
xmax
12.0 mm
SPL1W
88 dB
Bl/√RE
11
Pmax
1600 W