12″ / 305 mm
Nominal diameter
35 Hz
Resonance
0.46
Q factor
86 dB
Sensitivity
± 15.5 mm
Linear excursion
1200 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
86.0
dB
Frequency response
35 - 400
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
34.6
Hz
Mechanical quality factor
QMS
6.06
Electrical quality factor
QES
0.50
Total quality factor
QTS
0.46
Large signal parameters
Maximum linear excursion
xmax
15.5
mm
Air volume displaced at xmax
VD
736
cm³
Power handling
P
600
W
Program power
Pmax
1200
W
Voice Coil
Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
6.4
Ω
Inductance (1kHz, in series, estimated)
LE
2.58
mH
VC Diameter
64
mm
Magnet
Force factor (in series)
Bl
28.3
N/A
Motor constant
Bl/√RE
11.2
N/√W
Diameter
181
mm
Diaphragm
Effective diameter
246
mm
Effective area
SD
475
cm²
Moving mass
MMS
249
g
Moving mass (without air load)
MMD
241.4
g
Suspensions
Stiffness
KMS
9.09
N/mm
Compliance
CMS
110
µm/N
Equivalent volume to the compliance
VAS
35.2
L
Mechanical resistance
RMS
8.7
N·s/m
Dimensions
Nominal diameter
12
″
305
mm
Baffle cutout diameter
286
mm
Mounting depth
184
mm
Volume occupied by the driver
4.8
L
Export this driver to a simulation software:
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QSpeakers
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fS
33 Hz
SD
489 cm²
35 - 400 Hz
QTS
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xmax
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SPL1W
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Bl/√RE
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Pmax
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SD
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SD
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QTS
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xmax
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SPL1W
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Bl/√RE
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