Aurum Cantus AC-250SW
Woofer
10″ / 250 mm
Nominal diameter
35 Hz
Resonance
0.45
Q factor
84 dB
Sensitivity
± 8 mm
Linear excursion
360 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
84.1
dB
Frequency response
35 - 2500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
35.0
Hz
Mechanical quality factor
QMS
2.35
Electrical quality factor
QES
0.56
Total quality factor
QTS
0.45
Large signal parameters
Maximum linear excursion
xmax
8.0
mm
Air volume displaced at xmax
VD
264
cm³
Power handling
P
180
W
Program power
Pmax
360
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.6
Ω
Inductance (1kHz)
LE
0.84
mH
VC Diameter
65
mm
Winding height
HVC
20
mm
Magnet
Flux density
B
0.81
T
Force factor
Bl
10.1
N/A
Motor constant
Bl/√RE
5.32
N/√W
Diameter
170
mm
Height
22
mm
Diaphragm
Effective diameter
205
mm
Effective area
SD
330
cm²
Moving mass
MMS
101
g
Moving mass (without air load)
MMD
96.6
g
Suspensions
Stiffness
KMS
3.7
N/mm
Compliance
CMS
270
µm/N
Equivalent volume to the compliance
VAS
42
L
Mechanical resistance
RMS
9.45
N·s/m
Dimensions
Nominal diameter
10
″
250
mm
Overall diameter
260
mm
Baffle cutout diameter
242
mm
Overall depth
134
mm
Flange thickness
8
mm
Mounting depth
126
mm
Volume occupied by the driver (estimated)
2.1
L
Net weight
5.5
kg
Frame material
Aluminum
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SpeakerbenchSimilar subwoofers to Aurum Cantus AC-250SW
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Cerwin Vega V102DV22 x 2 Ω
10″Subwoofer
fS
29 Hz
SD
330 cm²
QTS
0.47
xmax
17.0 mm
SPL1W
85 dB
Bl/√RE
6.4
Pmax
1100 W
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