12″ / 305 mm
Nominal diameter
82 Hz
Resonance
0.43
Q factor
102 dB
Sensitivity
± 2.22 mm
Linear excursion
300 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
101.7
dB
Frequency response
80 - 3800
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
82.0
Hz
Mechanical quality factor
QMS
14.28
Electrical quality factor
QES
0.44
Total quality factor
QTS
0.43
Large signal parameters
Maximum linear excursion
xmax
2.22
mm
Air volume displaced at xmax
VD
118
cm³
Power handling
P
150
W
Program power
Pmax
300
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
7.5
Ω
Inductance (1kHz)
LE
0.43
mH
VC Diameter
64
mm
Winding material
Edge Wound Aluminum
Magnet
Force factor
Bl
16.31
N/A
Motor constant
Bl/√RE
5.97
N/√W
Air gap height
HAG
9.5
mm
Weight
0.312
kg
Diaphragm
Effective diameter
260
mm
Effective area
SD
532
cm²
Moving mass
MMS
30
g
Moving mass (without air load)
MMD
21.4
g
Material
Full molded paper
Suspensions
Stiffness
KMS
8.33
N/mm
Compliance
CMS
120
µm/N
Equivalent volume to the compliance
VAS
47.2
L
Mechanical resistance
RMS
1.08
N·s/m
Dimensions
Nominal diameter
12
″
305
mm
Overall diameter
309
mm
Baffle cutout diameter
283
mm
Overall depth
127
mm
Volume occupied by the driver
1.81
L
Net weight
2.99
kg
Frame material
Pressed steel
Similar woofers to Eminence WHEEL HOUSE 150
12″Guitar Speaker
fS
89 Hz
SD
520 cm²
80 - 5300 Hz
QTS
0.47
xmax
0.8 mm
SPL1W
101 dB
Bl/√RE
5.82
Pmax
150 W
12″Guitar Speaker
fS
79 Hz
SD
520 cm²
80 - 5500 Hz
QTS
0.42
xmax
1.2 mm
SPL1W
101 dB
Bl/√RE
5.71
Pmax
150 W
12″Guitar Speaker
fS
86 Hz
SD
491 cm²
QTS
0.49
xmax
1.0 mm
SPL1W
98 dB
Bl/√RE
5.68
Pmax
220 W