Wavecor FR070WA04
Mid-range
2.75″ / 70 mm
Nominal diameter
117 Hz
Resonance
0.98
Q factor
83 dB
Sensitivity
20 W
Program Power
.png)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
82.7
dB
Frequency response
117 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
117
Hz
Mechanical quality factor
QMS
12.70
Electrical quality factor
QES
1.07
Total quality factor
QTS
0.98
Large signal parameters
Power handling
P
10
W
Program power
Pmax
20
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.4
Ω
Inductance (1kHz)
LE
0.11
mH
VC Diameter
22
mm
Winding height
HVC
7
mm
Magnet
Force factor
Bl
2.9
N/A
Motor constant
Bl/√RE
1.15
N/√W
Air gap height
HAG
3
mm
Weight
0.115
kg
Diaphragm
Effective diameter
52
mm
Effective area
SD
21
cm²
Moving mass
MMS
1.9
g
Moving mass (without air load)
MMD
1.8
g
Suspensions
Stiffness
KMS
1.03
N/mm
Compliance
CMS
970
µm/N
Equivalent volume to the compliance
VAS
0.61
L
Mechanical resistance
RMS
0.11
N·s/m
Dimensions
Nominal diameter
2.75
″
70
mm
Volume occupied by the driver (estimated)
0.11
L
Net weight
0.29
kg
.png)
.png)
Similar speaker drivers to Wavecor FR070WA04
.png.webp)
.png.webp)
2.75″Full-range
fS
123 Hz
SD
28 cm²
160 - 20000 Hz
QTS
0.96
xmax
2.3 mm
SPL1W
83 dB
Bl/√RE
1.33
Pmax
40 W
.jpg.webp)
2.5″Full-range
fS
105 Hz
SD
21 cm²
105 - 16000 Hz
QTS
0.99
xmax
2.0 mm
SPL1W
82 dB
Bl/√RE
1.04
Pmax
15 W