Wavecor SW070WA01

Mid-range

2.75″ / 70 mm
Nominal diameter
73 Hz
Resonance
0.34
Q factor
82 dB
Sensitivity
30 W
Program Power
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
81.6
dB
Frequency response
73 - 4000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
73.0
Hz
Mechanical quality factor
QMS
5.90
Electrical quality factor
QES
0.36
Total quality factor
QTS
0.34

Large signal parameters

Power handling
P
15
W
Program power
Pmax
30
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.2
Ω
Inductance (1kHz)
LE
0.16
mH
VC Diameter
26
mm
Winding height
HVC
9
mm

Magnet

Force factor
Bl
3.85
N/A
Motor constant
Bl/√RE
2.15
N/√W
Air gap height
HAG
4
mm
Weight
0.043
kg

Diaphragm

Effective diameter
53
mm
Effective area
SD
22
cm²
Moving mass
MMS
3.7
g
Moving mass (without air load)
MMD
3.6
g

Suspensions

Stiffness
KMS
0.77
N/mm
Compliance
CMS
1300
µm/N
Equivalent volume to the compliance
VAS
0.89
L
Mechanical resistance
RMS
0.28
N·s/m

Dimensions

Nominal diameter
2.75
70
mm
Net weight
0.16
kg
Wavecor SW070WA01 SPL & Impedance
Wavecor SW070WA01 Dimensions

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SD
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QTS
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xmax
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Bl/√RE
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Pmax
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