mivoc AWM 124
Woofer
12″ / 30 mm
Nominal diameter
30 Hz
Resonance
0.25
Q factor
90 dB
Sensitivity
± 9 mm
Linear excursion
600 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
90.2
dB
Frequency response
28 - 300
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
30.0
Hz
Mechanical quality factor
QMS
7.50
Electrical quality factor
QES
0.26
Total quality factor
QTS
0.25
Large signal parameters
Maximum linear excursion
xmax
9.0
mm
Air volume displaced at xmax
VD
456
cm³
Power handling
P
220
W
Program power
Pmax
600
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.1
Ω
Inductance (1kHz)
LE
2.3
mH
VC Diameter
50
mm
Winding height
HVC
28
mm
Magnet
Force factor
Bl
18.3
N/A
Motor constant
Bl/√RE
10.4
N/√W
Diaphragm
Effective diameter
254
mm
Effective area
SD
507
cm²
Moving mass
MMS
149
g
Moving mass (without air load)
MMD
140.6
g
Suspensions
Stiffness
KMS
5.35
N/mm
Compliance
CMS
187
µm/N
Equivalent volume to the compliance
VAS
68
L
Mechanical resistance
RMS
3.74
N·s/m
Dimensions
Nominal diameter
12
″
30
mm
Overall diameter
320
mm
Baffle cutout diameter
286
mm
Overall depth
171
mm
Flange thickness
14
mm
Mounting depth
157
mm
Volume occupied by the driver (estimated)
3.2
L
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