Ciare CW202

Woofer

8″ / 200 mm
Nominal diameter
40 Hz
Resonance
0.41
Q factor
89 dB
Sensitivity
± 6.5 mm
Linear excursion
240 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
89.1
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
40.0
Hz
Mechanical quality factor
QMS
2.96
Electrical quality factor
QES
0.48
Total quality factor
QTS
0.41

Large signal parameters

Maximum linear excursion
xmax
6.5
mm
Air volume displaced at xmax
VD
144
cm³
Power handling
P
120
W
Program power
Pmax
240
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.9
Ω
Inductance (1kHz)
LE
0.52
mH
VC Diameter
38
mm
Winding height
HVC
16
mm
Former material
Aluminum

Magnet

Force factor
Bl
6.53
N/A
Motor constant
Bl/√RE
3.31
N/√W
Air gap height
HAG
6
mm

Diaphragm

Effective diameter
168
mm
Effective area
SD
222
cm²
Moving mass
MMS
23
g
Moving mass (without air load)
MMD
20.6
g

Suspensions

Stiffness
KMS
1.52
N/mm
Compliance
CMS
660
µm/N
Equivalent volume to the compliance
VAS
48
L
Mechanical resistance
RMS
1.95
N·s/m
Surround material
Rubber

Dimensions

Nominal diameter
8
200
mm
Overall diameter
210
mm
Baffle cutout diameter
180
mm
Overall depth
103
mm
Flange thickness
8
mm
Mounting depth
95
mm
Volume occupied by the driver (estimated)
0.92
L
Net weight
2.4
kg
Frame material
Steel
Ciare CW202 SPL & Impedance
Ciare CW202 Dimensions

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fS
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SD
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QTS
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xmax
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Bl/√RE
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Pmax
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SD
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