4″ / 98 mm
Nominal diameter
96 Hz
Resonance
0.54
Q factor
86 dB
Sensitivity
± 3.7 mm
Linear excursion
45 W
Program Power
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Available on (affiliate links)
Parts Express
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
85.6
dB
Frequency response
90 - 12500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
95.6
Hz
Mechanical quality factor
QMS
2.18
Electrical quality factor
QES
0.71
Total quality factor
QTS
0.54
Large signal parameters
Maximum linear excursion
xmax
3.7
mm
Air volume displaced at xmax
VD
14
cm³
Power handling
P
30
W
Program power
Pmax
45
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.6
Ω
Inductance (1kHz)
LE
0.51
mH
VC Diameter
25
mm
Magnet
Force factor
Bl
3.95
N/A
Motor constant
Bl/√RE
1.54
N/√W
Material
Ferrite
Diaphragm
Effective diameter
69
mm
Effective area
SD
37
cm²
Moving mass
MMS
2.8
g
Moving mass (without air load)
MMD
2.6
g
Material
Paper / Kevlar
Suspensions
Stiffness
KMS
1.02
N/mm
Compliance
CMS
980
µm/N
Equivalent volume to the compliance
VAS
1.82
L
Mechanical resistance
RMS
0.77
N·s/m
Surround material
Rubber
Dimensions
Nominal diameter
4
″
98
mm
Overall diameter
98
mm
Baffle cutout diameter
77
mm
Overall depth
51
mm
Volume occupied by the driver (estimated)
0.13
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 RS100P-8
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3.5″Full-range
fS
94 Hz
SD
39 cm²
90 - 20000 Hz
QTS
0.57
xmax
2.5 mm
SPL1W
85 dB
Bl/√RE
1.74
Pmax
60 W
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3.5″Full-range
fS
88 Hz
SD
39 cm²
85 - 20000 Hz
QTS
0.45
xmax
2.5 mm
SPL1W
86 dB
Bl/√RE
1.8
Pmax
60 W
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4″Woofer
fS
100 Hz
SD
57 cm²
100 - 4000 Hz
QTS
0.60
xmax
5.0 mm
SPL1W
85 dB
Bl/√RE
2.14
Pmax
50 W