Wavecor WF182BD03

4Ω P
4Ω GF4Ω K8Ω K8Ω P8Ω GF
7″ / 178 mm
Nominal diameter
34 Hz
Resonance
0.25
Q factor
89 dB
Sensitivity
160 W
Program Power
Wavecor WF182BD03
Impedance
Excursion
Velocity
SPL
Phase
Group delay
Step response
Tone Burst
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
88.9
dB
Frequency response
33 - 2500
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
33.8
Hz
Mechanical quality factor
QMS
8.20
Electrical quality factor
QES
0.26
Total quality factor
QTS
0.25

Large signal parameters

Power handling
P
80
W
Program power
Pmax
160
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.3
Ω
Inductance (1kHz)
LE
0.09
mH
VC Diameter
39
mm
Winding height
HVC
16
mm

Magnet

Force factor
Bl
6.75
N/A
Motor constant
Bl/√RE
3.72
N/√W
Air gap height
HAG
5
mm
Weight
0.885
kg

Diaphragm

Effective diameter
129
mm
Effective area
SD
131
cm²
Moving mass
MMS
16.7
g
Moving mass (without air load)
MMD
15.5
g

Suspensions

Stiffness
KMS
0.75
N/mm
Compliance
CMS
1330
µm/N
Equivalent volume to the compliance
VAS
32.4
L
Mechanical resistance
RMS
0.43
N·s/m

Dimensions

Nominal diameter
7
″
178
mm
Volume occupied by the driver (estimated)
0.95
L
Net weight
2.3
kg
SPL & Impedance
Wavecor WF182BD03 SPL & Impedance
Wavecor WF182BD03 Dimensions
DatasheetDatasheet

Export this driver to a simulation software:

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Wavecor  WF182BD14/164 Ω
7″Mid Bass
fS
37 Hz
SD
117 cm²
37 - 2500 Hz
QTS
0.30
xmax
5.5 mm
SPL1W
87 dB
Bl/√RE
3.39
Pmax
250 W