Oberton 15HCX3572
Coaxial
15″ / 388 mm
Nominal diameter
46 Hz
Resonance
0.34
Q factor
98 dB
Sensitivity
± 7.25 mm
Linear excursion
900 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
98.4
dB
Frequency response
50 - 16000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
46.3
Hz
Mechanical quality factor
QMS
11.62
Electrical quality factor
QES
0.35
Total quality factor
QTS
0.34
Large signal parameters
Maximum linear excursion
xmax
7.25
mm
Air volume displaced at xmax
VD
601
cm³
Power handling
P
450
W
Program power
Pmax
900
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.3
Ω
Inductance (1kHz)
LE
0.57
mH
VC Diameter
88
mm
Winding height
HVC
19
mm
Winding material
Copper Clad Aluminium
Former material
Glass fiber
Magnet
Flux density
B
1.1
T
Force factor
Bl
18.81
N/A
Motor constant
Bl/√RE
8.17
N/√W
Air gap height
HAG
9
mm
Material
Neodymium
Diaphragm
Effective diameter
325
mm
Effective area
SD
829
cm²
Moving mass
MMS
80.8
g
Moving mass (without air load)
MMD
63.9
g
Material
Paper
Suspensions
Stiffness
KMS
6.83
N/mm
Compliance
CMS
146
µm/N
Equivalent volume to the compliance
VAS
141
L
Mechanical resistance
RMS
2.02
N·s/m
Dimensions
Nominal diameter
15
″
388
mm
Overall diameter
388
mm
Baffle cutout diameter
355
mm
Overall depth
220
mm
Volume occupied by the driver (estimated)
4.5
L
Net weight
7.05
kg
Frame material
Die Cast Aluminium
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SpeakerbenchSimilar speaker drivers to Oberton 15HCX3572
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15″Woofer
fS
45 Hz
SD
856 cm²
40 - 4000 Hz
QTS
0.34
xmax
5.9 mm
SPL1W
98 dB
Bl/√RE
8.1
Pmax
900 W
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15″Subwoofer
fS
49 Hz
SD
830 cm²
50 - 3500 Hz
QTS
0.34
xmax
5.3 mm
SPL1W
99 dB
Bl/√RE
8.0
Pmax
800 W
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15″Low frequency
fS
48 Hz
SD
855 cm²
45 - 3500 Hz
QTS
0.40
xmax
3.9 mm
SPL1W
98 dB
Bl/√RE
8.04
Pmax
600 W