12″ / 300 mm
Nominal diameter
27 Hz
Resonance
0.44
Q factor
87 dB
Sensitivity
± 13 mm
Linear excursion
1000 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
86.9
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
26.7
Hz
Mechanical quality factor
QMS
7.57
Electrical quality factor
QES
0.47
Total quality factor
QTS
0.44
Large signal parameters
Maximum linear excursion
xmax
13.0
mm
Air volume displaced at xmax
VD
676
cm³
Power handling
P
500
W
Program power
Pmax
1000
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.6
Ω
Inductance (1kHz, estimated)
LE
1.13
mH
Magnet
Force factor
Bl
14.6
N/A
Motor constant
Bl/√RE
7.73
N/√W
Diameter
140
mm
Diaphragm
Effective diameter
257
mm
Effective area
SD
520
cm²
Moving mass
MMS
168.9
g
Moving mass (without air load)
MMD
160.3
g
Suspensions
Stiffness
KMS
4.76
N/mm
Compliance
CMS
210
µm/N
Equivalent volume to the compliance
VAS
80.5
L
Mechanical resistance
RMS
3.74
N·s/m
Dimensions
Nominal diameter
12
″
300
mm
Overall diameter
318
mm
Baffle cutout diameter
281
mm
Mounting depth
169
mm
Volume occupied by the driver
2.01
L
Net weight
6.58
kg
Export this driver to a simulation software:
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fS
26 Hz
SD
771 cm²
30 - 300 Hz
QTS
0.42
xmax
23.9 mm
SPL1W
88 dB
Bl/√RE
12
Pmax
600 W
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10″Woofer
fS
25 Hz
SD
343 cm²
25 - 2500 Hz
QTS
0.38
xmax
4.5 mm
SPL1W
87 dB
Bl/√RE
4.92
Pmax
140 W