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
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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
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