5″ / 126 mm
Nominal diameter
70 Hz
Resonance
0.48
Q factor
86 dB
Sensitivity
± 4 mm
Linear excursion
60 W
Program Power
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
85.7
dB
Frequency response
70 - 12000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
70.0
Hz
Mechanical quality factor
QMS
3.19
Electrical quality factor
QES
0.57
Total quality factor
QTS
0.48
Large signal parameters
Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
22
cm³
Power handling
P
30
W
Program power
Pmax
60
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.1
Ω
Inductance (1kHz)
LE
0.32
mH
VC Diameter
25
mm
Winding material
Copper
Former material
Aluminum
Magnet
Force factor
Bl
3.49
N/A
Motor constant
Bl/√RE
1.98
N/√W
Material
Ferrite
Diaphragm
Effective diameter
83
mm
Effective area
SD
54
cm²
Moving mass
MMS
5.1
g
Moving mass (without air load)
MMD
4.8
g
Material
Paper / Kevlar
Suspensions
Stiffness
KMS
0.98
N/mm
Compliance
CMS
1020
µm/N
Equivalent volume to the compliance
VAS
3.98
L
Mechanical resistance
RMS
0.7
N·s/m
Surround material
Rubber
Dimensions
Nominal diameter
5
″
126
mm
Overall diameter
126
mm
Baffle cutout diameter
94
mm
Overall depth
55
mm
Volume occupied by the driver (estimated)
0.2
L
Frame material
Cast Aluminium
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Export this driver to a simulation software:
WinISD
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QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar woofers to Dayton Audio RS125P-4
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4″Full-range
fS
73 Hz
SD
54 cm²
70 - 20000 Hz
QTS
0.51
xmax
2.5 mm
SPL1W
86 dB
Bl/√RE
1.84
Pmax
70 W
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5″Woofer
fS
70 Hz
SD
53 cm²
70 - 10000 Hz
QTS
0.44
xmax
4.0 mm
SPL1W
86 dB
Bl/√RE
2.04
Pmax
45 W
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Ciare CS1302 x 4 Ω
5″Subwoofer
fS
70 Hz
SD
75 cm²
50 - 1500 Hz
QTS
0.46
xmax
5.0 mm
SPL1W
87 dB
Bl/√RE
1.88
Pmax
90 W