7″ / 178 mm
Nominal diameter
34 Hz
Resonance
0.25
Q factor
89 dB
Sensitivity
160 W
Program Power
.png)
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
.png)
.png)
Similar speaker drivers to Wavecor WF182BD03
.jpg.webp)
7″Coaxial
fS
30 Hz
SD
126 cm²
30 - 25000 Hz
QTS
0.24
xmax
3.0 mm
SPL1W
89 dB
Bl/√RE
3.13
Pmax
300 W
.jpg.webp)
8″Woofer
fS
34 Hz
SD
126 cm²
40 - 2500 Hz
QTS
0.26
xmax
5.0 mm
SPL1W
88 dB
Bl/√RE
3.4
Pmax
250 W
.jpg.webp)
6.5″Mid-range
fS
33 Hz
SD
137 cm²
33 - 5000 Hz
QTS
0.21
xmax
3.5 mm
SPL1W
89 dB
Bl/√RE
3.8
Pmax
100 W