Ciare PM203
Mid Bass
8″ / 200 mm
Nominal diameter
91 Hz
Resonance
0.54
Q factor
92 dB
Sensitivity
± 4.4 mm
Linear excursion
300 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
92.1
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
91.0
Hz
Mechanical quality factor
QMS
3.28
Electrical quality factor
QES
0.64
Total quality factor
QTS
0.54
Large signal parameters
Maximum linear excursion
xmax
4.4
mm
Air volume displaced at xmax
VD
94
cm³
Power handling
P
150
W
Program power
Pmax
300
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.6
Ω
Inductance (1kHz)
LE
0.58
mH
VC Diameter
50
mm
Winding height
HVC
12.7
mm
Former material
Aluminum
Magnet
Force factor
Bl
10.09
N/A
Motor constant
Bl/√RE
4.26
N/√W
Air gap height
HAG
8
mm
Diaphragm
Effective diameter
165
mm
Effective area
SD
214
cm²
Moving mass
MMS
20.2
g
Moving mass (without air load)
MMD
17.9
g
Suspensions
Stiffness
KMS
6.67
N/mm
Compliance
CMS
150
µm/N
Equivalent volume to the compliance
VAS
10
L
Mechanical resistance
RMS
3.52
N·s/m
Surround material
Nomex Fabric
Dimensions
Nominal diameter
8
″
200
mm
Overall diameter
210
mm
Baffle cutout diameter
180
mm
Overall depth
97
mm
Flange thickness
8
mm
Mounting depth
89
mm
Volume occupied by the driver (estimated)
0.94
L
Net weight
2.6
kg
Frame material
Steel
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8″Low frequency
fS
90 Hz
SD
214 cm²
90 - 7000 Hz
QTS
0.58
xmax
1.5 mm
SPL1W
92 dB
Bl/√RE
4.35
Pmax
400 W
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6″Mid Bass
fS
90 Hz
SD
155 cm²
80 - 5000 Hz
QTS
0.47
xmax
3.5 mm
SPL1W
93 dB
Bl/√RE
3.4
Pmax
300 W