9″ / 229 mm
Nominal diameter
24 Hz
Resonance
0.4
Q factor
81 dB
Sensitivity
± 11.7 mm
Linear excursion
400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
81.4
dB
Frequency response
24 - 1000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
24.0
Hz
Mechanical quality factor
QMS
10.70
Electrical quality factor
QES
0.42
Total quality factor
QTS
0.40
Large signal parameters
Maximum linear excursion
xmax
11.7
mm
Air volume displaced at xmax
VD
241
cm³
Power handling
P
200
W
Program power
Pmax
400
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.5
Ω
Inductance (1kHz)
LE
0.8
mH
VC Diameter
51
mm
Winding height
HVC
29.4
mm
Magnet
Force factor
Bl
11.0
N/A
Motor constant
Bl/√RE
5.88
N/√W
Air gap height
HAG
6
mm
Diaphragm
Effective diameter
162
mm
Effective area
SD
206
cm²
Moving mass
MMS
97
g
Moving mass (without air load)
MMD
94.6
g
Suspensions
Stiffness
KMS
2.13
N/mm
Compliance
CMS
470
µm/N
Equivalent volume to the compliance
VAS
28
L
Mechanical resistance
RMS
1.35
N·s/m
Dimensions
Nominal diameter
9
″
229
mm
Volume occupied by the driver (estimated)
1.9
L
Net weight
4.4
kg
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar woofers to Wavecor SW223BD02
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9″Woofer
fS
25 Hz
SD
206 cm²
25 - 1000 Hz
QTS
0.46
xmax
11.7 mm
SPL1W
81 dB
Bl/√RE
5.35
Pmax
400 W
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8″Woofer
fS
27 Hz
SD
221 cm²
20 - 2000 Hz
QTS
0.44
xmax
11.5 mm
SPL1W
83 dB
Bl/√RE
5.46
Pmax
500 W