Beyma 15QLEX1600Fe
Subwoofer
15″ / 380 mm
Nominal diameter
33 Hz
Resonance
0.21
Q factor
94 dB
Sensitivity
± 13 mm
Linear excursion
3200 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
93.5
dB
Frequency response
35 - 1000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
33.0
Hz
Mechanical quality factor
QMS
6.30
Electrical quality factor
QES
0.22
Total quality factor
QTS
0.21
Large signal parameters
Maximum linear excursion
xmax
13.0
mm
Maximum excursion before damage
xlim
60.0
mm
Air volume displaced at xmax
VD
1144
cm³
Power handling
P
1600
W
Program power
Pmax
3200
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.3
Ω
Inductance (1kHz)
LE
3.7
mH
VC Diameter
102
mm
Winding height
HVC
32
mm
Magnet
Force factor
Bl
35.6
N/A
Motor constant
Bl/√RE
15.5
N/√W
Air gap height
HAG
15
mm
Diaphragm
Effective diameter
335
mm
Effective area
SD
880
cm²
Moving mass
MMS
254
g
Moving mass (without air load)
MMD
235.8
g
Suspensions
Stiffness
KMS
10.75
N/mm
Compliance
CMS
93
µm/N
Equivalent volume to the compliance
VAS
102
L
Mechanical resistance
RMS
8.3
N·s/m
Dimensions
Nominal diameter
15
″
380
mm
Overall diameter
393
mm
Baffle cutout diameter
352
mm
Overall depth
191
mm
Volume occupied by the driver (estimated)
6.4
L
Net weight
13.9
kg
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fS
29 Hz
SD
1225 cm²
29 - 1000 Hz
QTS
0.17
xmax
18.0 mm
SPL1W
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Bl/√RE
21
Pmax
3600 W
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fS
29 Hz
SD
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29 - 1000 Hz
QTS
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fS
35 Hz
SD
990 cm²
28 - 1000 Hz
QTS
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xmax
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SPL1W
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Bl/√RE
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Pmax
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