Dayton Audio Classic DC130B-8
Woofer
5.25″ / 145 mm
Nominal diameter
53 Hz
Resonance
0.38
Q factor
87 dB
Sensitivity
± 2.5 mm
Linear excursion
80 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
87.1
dB
Frequency response
50 - 5000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
52.5
Hz
Mechanical quality factor
QMS
1.85
Electrical quality factor
QES
0.48
Total quality factor
QTS
0.38
Large signal parameters
Maximum linear excursion
xmax
2.5
mm
Air volume displaced at xmax
VD
23
cm³
Power handling
P
40
W
Program power
Pmax
80
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.7
Ω
Inductance (1kHz)
LE
0.77
mH
VC Diameter
25
mm
Magnet
Force factor
Bl
5.94
N/A
Motor constant
Bl/√RE
2.49
N/√W
Weight
0.312
kg
Diaphragm
Effective diameter
108
mm
Effective area
SD
92
cm²
Moving mass
MMS
9.1
g
Moving mass (without air load)
MMD
8.4
g
Suspensions
Stiffness
KMS
0.99
N/mm
Compliance
CMS
1010
µm/N
Equivalent volume to the compliance
VAS
12.4
L
Mechanical resistance
RMS
1.62
N·s/m
Dimensions
Nominal diameter
5.25
″
145
mm
Overall diameter
145
mm
Baffle cutout diameter
120
mm
Overall depth
68
mm
Volume occupied by the driver (estimated)
0.32
L
Similar woofers to Dayton Audio DC130B-8
5.25″Woofer
fS
53 Hz
SD
92 cm²
50 - 5000 Hz
QTS
0.41
xmax
2.5 mm
SPL1W
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Bl/√RE
2.46
Pmax
80 W
5.25″Woofer
fS
52 Hz
SD
92 cm²
50 - 5000 Hz
QTS
0.35
xmax
2.5 mm
SPL1W
88 dB
Bl/√RE
2.73
Pmax
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5.25″Woofer
fS
52 Hz
SD
93 cm²
55 - 4000 Hz
QTS
0.35
xmax
2.5 mm
SPL1W
88 dB
Bl/√RE
2.55
Pmax
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