12″ / 314 mm
Nominal diameter
32 Hz
Resonance
0.53
Q factor
84 dB
Sensitivity
± 13.5 mm
Linear excursion
1200 W
Program Power
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
83.8
dB
Frequency response
32 - 300
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
32.0
Hz
Mechanical quality factor
QMS
6.76
Electrical quality factor
QES
0.58
Total quality factor
QTS
0.53
Large signal parameters
Maximum linear excursion
xmax
13.5
mm
Air volume displaced at xmax
VD
636
cm³
Power handling
P
600
W
Program power
Pmax
1200
W
Voice Coil
Nominal impedance
Z
2 x 2
Ω
DC resistance (in series)
RE
3.8
Ω
Inductance (1kHz, in series, estimated)
LE
1.53
mH
VC Diameter
64
mm
Magnet
Force factor (in series)
Bl
16.67
N/A
Motor constant
Bl/√RE
8.55
N/√W
Diameter
152
mm
Diaphragm
Effective diameter
245
mm
Effective area
SD
471
cm²
Moving mass
MMS
249.4
g
Moving mass (without air load)
MMD
241.7
g
Suspensions
Stiffness
KMS
9.09
N/mm
Compliance
CMS
110
µm/N
Equivalent volume to the compliance
VAS
36.2
L
Mechanical resistance
RMS
7.42
N·s/m
Dimensions
Nominal diameter
12
″
314
mm
Overall diameter
314
mm
Baffle cutout diameter
284
mm
Mounting depth
164
mm
Volume occupied by the driver
1.2
L
Export this driver to a simulation software:
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QSpeakers
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SpeakerbenchSimilar subwoofers to Skar Audio SDR-12 D2
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