12″ / 325 mm
Nominal diameter
28 Hz
Resonance
0.24
Q factor
87 dB
Sensitivity
± 35 mm
Linear excursion
7000 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.1
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
28.4
Hz
Mechanical quality factor
QMS
3.16
Electrical quality factor
QES
0.25
Total quality factor
QTS
0.24
Large signal parameters
Maximum linear excursion
xmax
35.0
mm
Air volume displaced at xmax
VD
1855
cm³
Power handling
P
3500
W
Program power
Pmax
7000
W
Voice Coil
Nominal impedance
Z
2 x 2
Ω
DC resistance (in series)
RE
2.9
Ω
Inductance (1kHz, in series, estimated)
LE
1.37
mH
VC Diameter
91
mm
Winding material
Flat aluminum
Magnet
Force factor (in series)
Bl
25.5
N/A
Motor constant
Bl/√RE
15.0
N/√W
Diameter
240
mm
Height
78
mm
Diaphragm
Effective diameter
260
mm
Effective area
SD
530
cm²
Moving mass
MMS
321
g
Moving mass (without air load)
MMD
312
g
Material
Paper reinforced glass fiber
Suspensions
Stiffness
KMS
10.2
N/mm
Compliance
CMS
98
µm/N
Equivalent volume to the compliance
VAS
38.9
L
Mechanical resistance
RMS
18.13
N·s/m
Dimensions
Nominal diameter
12
″
325
mm
Overall diameter
325
mm
Baffle cutout diameter
308
mm
Mounting depth
260
mm
Volume occupied by the driver
6.0
L
Net weight
37.5
kg
Frame material
Aluminium
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SpeakerbenchSimilar subwoofers to Pride M35.12 D2
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