Ciare HW203

Woofer

8″ / 200 mm
Nominal diameter
39 Hz
Resonance
0.42
Q factor
89 dB
Sensitivity
± 3 mm
Linear excursion
180 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
39.0
Hz
Mechanical quality factor
QMS
3.10
Electrical quality factor
QES
0.49
Total quality factor
QTS
0.42

Large signal parameters

Maximum linear excursion
xmax
3.0
mm
Air volume displaced at xmax
VD
64
cm³
Power handling
P
80
W
Program power
Pmax
180
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.0
Ω
Inductance (1kHz)
LE
0.47
mH
VC Diameter
32
mm
Former material
Aluminium

Magnet

Force factor
Bl
8.13
N/A
Motor constant
Bl/√RE
3.32
N/√W
Air gap height
HAG
6
mm
Material
Ferrite

Diaphragm

Effective diameter
166
mm
Effective area
SD
213
cm²
Moving mass
MMS
22.1
g
Moving mass (without air load)
MMD
19.8
g
Material
Polypropylene

Suspensions

Stiffness
KMS
1.32
N/mm
Compliance
CMS
760
µm/N
Equivalent volume to the compliance
VAS
48.9
L
Mechanical resistance
RMS
1.75
N·s/m
Surround material
Rubber

Dimensions

Nominal diameter
8
200
mm
Overall diameter
206
mm
Baffle cutout diameter
185
mm
Overall depth
82
mm
Flange thickness
9
mm
Mounting depth
73
mm
Volume occupied by the driver (estimated)
0.66
L
Frame material
Aluminium
Ciare HW203 SPL & Impedance
Ciare HW203 Dimensions

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