Ciare CH250
Full-range
10″ / 250 mm
Nominal diameter
65 Hz
Resonance
1.36
Q factor
94 dB
Sensitivity
± 2 mm
Linear excursion
150 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
94.2
dB
Frequency response
40 - 18000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
65.0
Hz
Mechanical quality factor
QMS
12.80
Electrical quality factor
QES
1.53
Total quality factor
QTS
1.36
Large signal parameters
Maximum linear excursion
xmax
2.0
mm
Air volume displaced at xmax
VD
68
cm³
Power handling
P
50
W
Program power
Pmax
150
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.4
Ω
Inductance (1kHz)
LE
0.24
mH
VC Diameter
32
mm
Winding height
HVC
7
mm
Magnet
Force factor
Bl
4.1
N/A
Motor constant
Bl/√RE
2.22
N/√W
Air gap height
HAG
6
mm
Material
Ferrite
Diaphragm
Effective diameter
208
mm
Effective area
SD
340
cm²
Moving mass
MMS
18.6
g
Moving mass (without air load)
MMD
13.9
g
Suspensions
Stiffness
KMS
3.13
N/mm
Compliance
CMS
320
µm/N
Equivalent volume to the compliance
VAS
52
L
Mechanical resistance
RMS
0.59
N·s/m
Surround material
Paper
Dimensions
Nominal diameter
10
″
250
mm
Overall diameter
265
mm
Baffle cutout diameter
238
mm
Overall depth
105
mm
Flange thickness
9
mm
Mounting depth
96
mm
Volume occupied by the driver (estimated)
0.75
L
Net weight
1.35
kg
Frame material
Steel
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QSpeakers
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SpeakerbenchSimilar speaker drivers to Ciare CH250
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10″Woofer
fS
64 Hz
SD
391 cm²
75 - 6500 Hz
QTS
1.47
xmax
3.9 mm
SPL1W
94 dB
Bl/√RE
2.81
Pmax
450 W
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10″Woofer
fS
63 Hz
SD
391 cm²
75 - 6500 Hz
QTS
1.58
xmax
3.9 mm
SPL1W
93 dB
Bl/√RE
2.8
Pmax
450 W
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