Beyma 15MC700
Subwoofer
15″ / 380 mm
Nominal diameter
41 Hz
Resonance
0.35
Q factor
96 dB
Sensitivity
± 9.8 mm
Linear excursion
1400 W
Program Power
Discontinued
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.8
dB
Frequency response
45 - 4000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
41.0
Hz
Mechanical quality factor
QMS
4.80
Electrical quality factor
QES
0.38
Total quality factor
QTS
0.35
Large signal parameters
Maximum linear excursion
xmax
9.8
mm
Maximum excursion before damage
xlim
20.0
mm
Air volume displaced at xmax
VD
862
cm³
Power handling
P
700
W
Program power
Pmax
1400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.9
Ω
Inductance (1kHz)
LE
1.0
mH
VC Diameter
76
mm
Winding height
HVC
23
mm
Magnet
Force factor
Bl
20.6
N/A
Motor constant
Bl/√RE
8.48
N/√W
Air gap height
HAG
8
mm
Material
Ferrite
Diaphragm
Effective diameter
335
mm
Effective area
SD
880
cm²
Moving mass
MMS
106
g
Moving mass (without air load)
MMD
88.4
g
Suspensions
Stiffness
KMS
7.14
N/mm
Compliance
CMS
140
µm/N
Equivalent volume to the compliance
VAS
153
L
Mechanical resistance
RMS
5.7
N·s/m
Dimensions
Nominal diameter
15
″
380
mm
Overall depth
175
mm
Volume occupied by the driver (estimated)
4.0
L
Net weight
7.5
kg
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SD
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SD
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