MTX Audio FPR12-04
Shallow Subwoofer
12″ / 300 mm
Nominal diameter
30 Hz
Resonance
0.8
Q factor
84 dB
Sensitivity
± 13 mm
Linear excursion
800 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
83.6
dB
Frequency response
22 - 150
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
30.0
Hz
Mechanical quality factor
QMS
5.52
Electrical quality factor
QES
0.94
Total quality factor
QTS
0.80
Large signal parameters
Maximum linear excursion
xmax
13.0
mm
Air volume displaced at xmax
VD
706
cm³
Power handling
P
400
W
Program power
Pmax
800
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.4
Ω
Inductance (1kHz, estimated)
LE
1.4
mH
Magnet
Force factor
Bl
13.35
N/A
Motor constant
Bl/√RE
7.28
N/√W
Diaphragm
Effective diameter
263
mm
Effective area
SD
543
cm²
Moving mass
MMS
264
g
Moving mass (without air load)
MMD
255.4
g
Suspensions
Stiffness
KMS
9.43
N/mm
Compliance
CMS
106
µm/N
Equivalent volume to the compliance
VAS
44.1
L
Mechanical resistance
RMS
9.02
N·s/m
Dimensions
Nominal diameter
12
″
300
mm
Volume occupied by the driver (estimated)
2.3
L
Export this driver to a simulation software:
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