Dayton Audio DMA80-8
4Ω
8Ω
Full-range
3″ / 76 mm
Nominal diameter
98 Hz
Resonance
0.47
Q factor
86 dB
Sensitivity
± 2.5 mm
Linear excursion
50 W
Program Power
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Available on (affiliate link)
Parts Express
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
85.8
dB
Frequency response
90 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
97.6
Hz
Mechanical quality factor
QMS
2.06
Electrical quality factor
QES
0.61
Total quality factor
QTS
0.47
Large signal parameters
Maximum linear excursion
xmax
2.5
mm
Air volume displaced at xmax
VD
7.8
cm³
Power handling
P
25
W
Program power
Pmax
50
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
7.5
Ω
Inductance (1kHz)
LE
0.5
mH
VC Diameter
25
mm
Magnet
Force factor
Bl
5.1
N/A
Motor constant
Bl/√RE
1.86
N/√W
Diaphragm
Effective diameter
63
mm
Effective area
SD
31
cm²
Moving mass
MMS
2.7
g
Moving mass (without air load)
MMD
2.6
g
Suspensions
Stiffness
KMS
1.02
N/mm
Compliance
CMS
980
µm/N
Equivalent volume to the compliance
VAS
1.13
L
Mechanical resistance
RMS
0.8
N·s/m
Dimensions
Nominal diameter
3
″
76
mm
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SpeakerbenchSimilar speaker drivers to Dayton Audio DMA80-8
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3″Full-range
fS
94 Hz
SD
31 cm²
90 - 20000 Hz
QTS
0.41
xmax
2.5 mm
SPL1W
85 dB
Bl/√RE
1.85
Pmax
50 W
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3″Full-range
fS
105 Hz
SD
30 cm²
105 - 17000 Hz
QTS
0.42
xmax
2.0 mm
SPL1W
86 dB
Bl/√RE
1.88
Pmax
50 W
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3″Full-range
fS
105 Hz
SD
30 cm²
105 - 17000 Hz
QTS
0.42
xmax
2.0 mm
SPL1W
87 dB
Bl/√RE
2.08
Pmax
50 W