Dayton Audio Designer DSA90-8

Full-range

3″ / 92 mm
Nominal diameter
67 Hz
Resonance
0.37
Q factor
83 dB
Sensitivity
± 2.5 mm
Linear excursion
40 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
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Specifications

Sensitivity (1W, 1m, infinite baffle)
SPL1W
83.3
dB
Frequency response
66 - 15000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
66.6
Hz
Mechanical quality factor
QMS
2.15
Electrical quality factor
QES
0.45
Total quality factor
QTS
0.37

Large signal parameters

Maximum linear excursion
xmax
2.5
mm
Air volume displaced at xmax
VD
7.8
cm³
Power handling
P
20
W
Program power
Pmax
40
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.6
Ω
Inductance (1kHz)
LE
0.53
mH
VC Diameter
20
mm
Winding material
Copper
Former material
Aluminum

Magnet

Force factor
Bl
4.61
N/A
Motor constant
Bl/√RE
1.79
N/√W
Weight
0.227
kg
Material
Ferrite

Diaphragm

Effective diameter
63
mm
Effective area
SD
31
cm²
Moving mass
MMS
3.5
g
Moving mass (without air load)
MMD
3.4
g
Material
Aluminum

Suspensions

Stiffness
KMS
0.61
N/mm
Compliance
CMS
1640
µm/N
Equivalent volume to the compliance
VAS
2.27
L
Mechanical resistance
RMS
0.68
N·s/m
Surround material
Rubber

Dimensions

Nominal diameter
3
92
mm
Overall diameter
92
mm
Baffle cutout diameter
70
mm
Overall depth
45
mm
Volume occupied by the driver (estimated)
0.1
L
Frame material
Steel
Dayton Audio DSA90-8 Impedance
Dayton Audio DSA90-8 SPL
Dayton Audio DSA90-8 Dimensions

Export this driver to a simulation software:

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Similar speaker drivers to Dayton Audio DSA90-8

Dayton Audio DS90-8 Full-range
3Full-range
fS
81 Hz
SD
31 cm²
80 - 13000 Hz
QTS
0.43
xmax
2.5 mm
SPL1W
83 dB
Bl/√RE
1.9
Pmax
40 W