Wavecor WF182BD09/11

4Ω P
4Ω GF
4Ω K8Ω K8Ω P8Ω GF

Woofer

7″ / 178 mm
Nominal diameter
29 Hz
Resonance
0.31
Q factor
86 dB
Sensitivity
± 5.5 mm
Linear excursion
160 W
Program Power
Wavecor WF182BD09/11 WooferWavecor WF182BD09/11 WooferWavecor WF182BD09/11 Woofer
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
85.6
dB
Frequency response
28 - 2500
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
28.5
Hz
Mechanical quality factor
QMS
9.10
Electrical quality factor
QES
0.32
Total quality factor
QTS
0.31

Large signal parameters

Maximum linear excursion
xmax
5.5
mm
Air volume displaced at xmax
VD
72
cm³
Power handling
P
80
W
Program power
Pmax
160
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.2
Ω
Inductance (1kHz)
LE
0.1
mH
VC Diameter
39
mm
Winding height
HVC
16
mm

Magnet

Force factor
Bl
6.5
N/A
Motor constant
Bl/√RE
3.63
N/√W
Air gap height
HAG
5
mm
Weight
0.725
kg

Diaphragm

Effective diameter
129
mm
Effective area
SD
131
cm²
Moving mass
MMS
23.4
g
Moving mass (without air load)
MMD
22.2
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
0.46
N·s/m

Dimensions

Nominal diameter
7
″
178
mm
Volume occupied by the driver (estimated)
0.8
L
Net weight
1.95
kg
SPL & Impedance
Wavecor WF182BD09/11 SPL & Impedance
Wavecor WF182BD09/11 Dimensions
DatasheetDatasheet

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