4.5″ / 114 mm
Nominal diameter
56 Hz
Resonance
0.36
Q factor
85 dB
Sensitivity
± 4 mm
Linear excursion
100 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
85.2
dB
Frequency response
56 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
56.0
Hz
Mechanical quality factor
QMS
7.80
Electrical quality factor
QES
0.38
Total quality factor
QTS
0.36
Large signal parameters
Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
22
cm³
Power handling
P
50
W
Program power
Pmax
100
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.2
Ω
Inductance (1kHz)
LE
0.22
mH
VC Diameter
26
mm
Winding height
HVC
12
mm
Magnet
Force factor
Bl
4.5
N/A
Motor constant
Bl/√RE
2.52
N/√W
Air gap height
HAG
4
mm
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
0.85
N/mm
Compliance
CMS
1180
µm/N
Equivalent volume to the compliance
VAS
4.9
L
Mechanical resistance
RMS
0.31
N·s/m
Dimensions
Nominal diameter
4.5
″
114
mm
Volume occupied by the driver (estimated)
0.19
L
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar speaker drivers to Wavecor WF118WA07
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5″Woofer
fS
57 Hz
SD
53 cm²
65 - 5400 Hz
QTS
0.37
xmax
4.0 mm
SPL1W
85 dB
Bl/√RE
2.13
Pmax
60 W
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5″Woofer
fS
56 Hz
SD
83 cm²
50 - 1000 Hz
QTS
0.40
xmax
7.0 mm
SPL1W
85 dB
Bl/√RE
3.7
Pmax
160 W