Aurum Cantus AC-165
Woofer
6.5″ / 165 mm
Nominal diameter
32 Hz
Resonance
0.37
Q factor
88 dB
Sensitivity
± 5 mm
Linear excursion
120 W
Program Power
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.9
dB
Frequency response
32 - 8000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
32.0
Hz
Mechanical quality factor
QMS
3.38
Electrical quality factor
QES
0.41
Total quality factor
QTS
0.37
Large signal parameters
Maximum linear excursion
xmax
5.0
mm
Air volume displaced at xmax
VD
67
cm³
Power handling
P
60
W
Program power
Pmax
120
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
7.0
Ω
Inductance (1kHz)
LE
0.35
mH
VC Diameter
25
mm
Winding height
HVC
13
mm
Magnet
Flux density
B
1.1
T
Force factor
Bl
5.3
N/A
Motor constant
Bl/√RE
2.0
N/√W
Diameter
100
mm
Height
20
mm
Diaphragm
Effective diameter
130
mm
Effective area
SD
133
cm²
Moving mass
MMS
9.6
g
Moving mass (without air load)
MMD
8.5
g
Suspensions
Stiffness
KMS
0.33
N/mm
Compliance
CMS
3030
µm/N
Equivalent volume to the compliance
VAS
76
L
Mechanical resistance
RMS
0.57
N·s/m
Dimensions
Nominal diameter
6.5
″
165
mm
Overall size
163 x 163
mm
Baffle cutout diameter
152
mm
Overall depth
81
mm
Flange thickness
6
mm
Mounting depth
75
mm
Volume occupied by the driver (estimated)
0.47
L
Net weight
1.35
kg
Frame material
Aluminum
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fS
32 Hz
SD
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32 - 5000 Hz
QTS
0.32
xmax
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SPL1W
89 dB
Bl/√RE
2.72
Pmax
200 W
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fS
30 Hz
SD
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30 - 6000 Hz
QTS
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SPL1W
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Bl/√RE
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fS
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SD
220 cm²
30 - 2000 Hz
QTS
0.34
xmax
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SPL1W
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Bl/√RE
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Pmax
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