10″ / 254 mm
Nominal diameter
32 Hz
Resonance
0.67
Q factor
84 dB
Sensitivity
± 16 mm
Linear excursion
500 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
83.5
dB
Frequency response
31 - 400
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
31.6
Hz
Mechanical quality factor
QMS
12.40
Electrical quality factor
QES
0.70
Total quality factor
QTS
0.67
Large signal parameters
Maximum linear excursion
xmax
16.0
mm
Air volume displaced at xmax
VD
502
cm³
Power handling
P
250
W
Program power
Pmax
500
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
7.1
Ω
Inductance (1kHz)
LE
1.74
mH
VC Diameter
64
mm
Winding height
HVC
39
mm
Magnet
Force factor
Bl
15.2
N/A
Motor constant
Bl/√RE
5.7
N/√W
Air gap height
HAG
7
mm
Diaphragm
Effective diameter
200
mm
Effective area
SD
314
cm²
Moving mass
MMS
115
g
Moving mass (without air load)
MMD
110.9
g
Suspensions
Stiffness
KMS
4.55
N/mm
Compliance
CMS
220
µm/N
Equivalent volume to the compliance
VAS
31
L
Mechanical resistance
RMS
1.85
N·s/m
Dimensions
Nominal diameter
10
″
254
mm
Volume occupied by the driver (estimated)
3.6
L
Net weight
8.0
kg
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Skar Audio SDR-12 D22 x 2 Ω
12″Subwoofer
fS
32 Hz
SD
471 cm²
32 - 300 Hz
QTS
0.53
xmax
13.5 mm
SPL1W
84 dB
Bl/√RE
8.55
Pmax
1200 W