RCF MB15H401
Mid Bass
15″ / 381 mm
Nominal diameter
44 Hz
Resonance
0.3
Q factor
98 dB
Sensitivity
± 8 mm
Linear excursion
1400 W
Program Power
Discontinued
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
97.5
dB
Frequency response
40 - 2000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
44.0
Hz
Mechanical quality factor
QMS
4.80
Electrical quality factor
QES
0.32
Total quality factor
QTS
0.30
Large signal parameters
Maximum linear excursion
xmax
8.0
mm
Maximum excursion before damage
xlim
25.0
mm
Air volume displaced at xmax
VD
720
cm³
Power handling
P
700
W
Program power
Pmax
1400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.4
Ω
Inductance (1kHz)
LE
0.7
mH
VC Diameter
102
mm
Winding height
HVC
21
mm
Winding material
Aluminium
Magnet
Force factor
Bl
22.1
N/A
Motor constant
Bl/√RE
9.51
N/√W
Material
Ceramic
Diaphragm
Effective diameter
340
mm
Effective area
SD
900
cm²
Moving mass
MMS
107
g
Moving mass (without air load)
MMD
88.4
g
Suspensions
Stiffness
KMS
9.52
N/mm
Compliance
CMS
105
µm/N
Equivalent volume to the compliance
VAS
121
L
Mechanical resistance
RMS
6.16
N·s/m
Surround material
Polycotton
Dimensions
Nominal diameter
15
″
381
mm
Overall diameter
393
mm
Baffle cutout diameter
360
mm
Overall depth
164
mm
Flange thickness
12
mm
Mounting depth
152
mm
Volume occupied by the driver
4.3
L
Net weight
12.0
kg
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SpeakerbenchSimilar subwoofers to RCF MB15H401
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15″Subwoofer
fS
48 Hz
SD
830 cm²
45 - 3500 Hz
QTS
0.34
xmax
6.8 mm
SPL1W
98 dB
Bl/√RE
8.92
Pmax
1400 W
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15″Subwoofer
fS
45 Hz
SD
830 cm²
45 - 3500 Hz
QTS
0.29
xmax
7.8 mm
SPL1W
97 dB
Bl/√RE
9.45
Pmax
1000 W