12″ / 305 mm
Nominal diameter
30 Hz
Resonance
0.4
Q factor
86 dB
Sensitivity
± 24 mm
Linear excursion
1700 W
Program Power
.png)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
86.0
dB
Frequency response
25 - 450
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
30.3
Hz
Mechanical quality factor
QMS
3.92
Electrical quality factor
QES
0.45
Total quality factor
QTS
0.40
Large signal parameters
Maximum linear excursion
xmax
24.0
mm
Air volume displaced at xmax
VD
1274
cm³
Power handling
P
850
W
Program power
Pmax
1700
W
Voice Coil
Nominal impedance
Z
2 x 1
Ω
DC resistance (in series)
RE
2.4
Ω
Inductance (1kHz, in series, estimated)
LE
1.04
mH
VC Diameter
76
mm
Magnet
Force factor (in series)
Bl
17.57
N/A
Motor constant
Bl/√RE
11.3
N/√W
Weight
13.32
kg
Diaphragm
Effective diameter
260
mm
Effective area
SD
531
cm²
Moving mass
MMS
280.4
g
Moving mass (without air load)
MMD
271.9
g
Material
Non Press Pulp Paper
Suspensions
Stiffness
KMS
10.19
N/mm
Compliance
CMS
98
µm/N
Equivalent volume to the compliance
VAS
39.3
L
Mechanical resistance
RMS
13.62
N·s/m
Dimensions
Nominal diameter
12
″
305
mm
Baffle cutout diameter
280
mm
Mounting depth
189
mm
Volume occupied by the driver (estimated)
2.4
L
Export this driver to a simulation software:
WinISD
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QSpeakers
SpeakerSim
MfbLabs
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fS
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SD
531 cm²
25 - 450 Hz
QTS
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xmax
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SPL1W
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Bl/√RE
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SD
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Pmax
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SD
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35 - 400 Hz
QTS
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xmax
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SPL1W
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Bl/√RE
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