15″ / 380 mm
Nominal diameter
38 Hz
Resonance
0.4
Q factor
96 dB
Sensitivity
± 5.5 mm
Linear excursion
600 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.7
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
38.0
Hz
Mechanical quality factor
QMS
8.90
Electrical quality factor
QES
0.42
Total quality factor
QTS
0.40
Large signal parameters
Maximum linear excursion
xmax
5.5
mm
Air volume displaced at xmax
VD
470
cm³
Power handling
P
280
W
Program power
Pmax
600
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.7
Ω
Inductance (1kHz)
LE
1.4
mH
VC Diameter
64
mm
Winding height
HVC
15
mm
Former material
Glass fiber
Magnet
Force factor
Bl
16.5
N/A
Motor constant
Bl/√RE
6.91
N/√W
Air gap height
HAG
8
mm
Diaphragm
Effective diameter
330
mm
Effective area
SD
855
cm²
Moving mass
MMS
81
g
Moving mass (without air load)
MMD
63.6
g
Material
Treated Cellulose
Suspensions
Stiffness
KMS
4.79
N/mm
Compliance
CMS
209
µm/N
Equivalent volume to the compliance
VAS
225
L
Mechanical resistance
RMS
2.17
N·s/m
Surround material
Nomex Fabric
Spider material
Nomex Fabric
Dimensions
Nominal diameter
15
″
380
mm
Overall diameter
388
mm
Baffle cutout diameter
354
mm
Overall depth
156
mm
Flange thickness
14
mm
Mounting depth
142
mm
Volume occupied by the driver (estimated)
3.7
L
Net weight
7.55
kg
Frame material
Diecast Aluminium
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SpeakerbenchSimilar woofers to Ciare FXH15.64W
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15″Woofer
fS
37 Hz
SD
855 cm²
38 - 3500 Hz
QTS
0.39
xmax
6.5 mm
SPL1W
96 dB
Bl/√RE
6.84
Pmax
1200 W
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15″Coaxial
fS
40 Hz
SD
855 cm²
40 - 18000 Hz
QTS
0.44
xmax
6.5 mm
SPL1W
95 dB
Bl/√RE
6.84
Pmax
800 W
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15″Coaxial
fS
40 Hz
SD
880 cm²
40 - 20000 Hz
QTS
0.42
xmax
6.0 mm
SPL1W
96 dB
Bl/√RE
7.25
Pmax
800 W