4.5″ / 114 mm
Nominal diameter
66 Hz
Resonance
0.55
Q factor
84 dB
Sensitivity
± 3 mm
Linear excursion
100 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
84.1
dB
Frequency response
66 - 4000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
66.0
Hz
Mechanical quality factor
QMS
7.40
Electrical quality factor
QES
0.59
Total quality factor
QTS
0.55
Large signal parameters
Maximum linear excursion
xmax
3.0
mm
Air volume displaced at xmax
VD
16
cm³
Power handling
P
50
W
Program power
Pmax
100
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.5
Ω
Inductance (1kHz)
LE
0.28
mH
VC Diameter
32
mm
Winding height
HVC
11
mm
Magnet
Force factor
Bl
5.6
N/A
Motor constant
Bl/√RE
2.2
N/√W
Air gap height
HAG
5
mm
Weight
0.325
kg
Diaphragm
Effective diameter
83
mm
Effective area
SD
54
cm²
Moving mass
MMS
6.9
g
Moving mass (without air load)
MMD
6.6
g
Suspensions
Stiffness
KMS
1.19
N/mm
Compliance
CMS
840
µm/N
Equivalent volume to the compliance
VAS
3.5
L
Mechanical resistance
RMS
0.39
N·s/m
Dimensions
Nominal diameter
4.5
″
114
mm
Volume occupied by the driver (estimated)
0.37
L
Net weight
0.95
kg
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Export this driver to a simulation software:
WinISD
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QSpeakers
SpeakerSim
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SpeakerbenchSimilar speaker drivers to Wavecor WF118WA06
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