MTX Audio RT15-04
Subwoofer
15″ / 380 mm
Nominal diameter
20 Hz
Resonance
0.48
Q factor
87 dB
Sensitivity
± 16 mm
Linear excursion
900 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.3
dB
Frequency response
20 - 200
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
20.0
Hz
Mechanical quality factor
QMS
6.07
Electrical quality factor
QES
0.52
Total quality factor
QTS
0.48
Large signal parameters
Maximum linear excursion
xmax
16.0
mm
Air volume displaced at xmax
VD
1326
cm³
Power handling
P
300
W
Program power
Pmax
900
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.6
Ω
Inductance (1kHz, estimated)
LE
1.5
mH
Magnet
Force factor
Bl
15.2
N/A
Motor constant
Bl/√RE
8.01
N/√W
Diaphragm
Effective diameter
325
mm
Effective area
SD
829
cm²
Moving mass
MMS
263
g
Moving mass (without air load)
MMD
246.4
g
Suspensions
Stiffness
KMS
4.33
N/mm
Compliance
CMS
231
µm/N
Equivalent volume to the compliance
VAS
223
L
Mechanical resistance
RMS
5.44
N·s/m
Dimensions
Nominal diameter
15
″
380
mm
Volume occupied by the driver (estimated)
4.3
L
Export this driver to a simulation software:
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SpeakerbenchSimilar subwoofers to MTX Audio RT15-04
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18″Subwoofer
fS
21 Hz
SD
1210 cm²
QTS
0.51
xmax
27.0 mm
SPL1W
88 dB
Bl/√RE
11
Pmax
2000 W
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18″Subwoofer
fS
21 Hz
SD
1210 cm²
QTS
0.53
xmax
27.0 mm
SPL1W
88 dB
Bl/√RE
11
Pmax
2000 W