Dayton Audio Reference RS100-4

Full-range

4″ / 98 mm
Nominal diameter
85 Hz
Resonance
0.53
Q factor
83 dB
Sensitivity
± 4 mm
Linear excursion
60 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
83.0
dB
Frequency response
80 - 20000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
84.8
Hz
Mechanical quality factor
QMS
2.55
Electrical quality factor
QES
0.66
Total quality factor
QTS
0.53

Large signal parameters

Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
14
cm³
Power handling
P
30
W
Program power
Pmax
60
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.0
Ω
Inductance (1kHz)
LE
0.28
mH
VC Diameter
25
mm
Winding material
Copper
Former material
Aluminum

Magnet

Force factor
Bl
3.18
N/A
Motor constant
Bl/√RE
1.84
N/√W
Material
Ferrite

Diaphragm

Effective diameter
67
mm
Effective area
SD
35
cm²
Moving mass
MMS
4.3
g
Moving mass (without air load)
MMD
4.1
g
Material
Black Anodized Aluminum

Suspensions

Stiffness
KMS
1.21
N/mm
Compliance
CMS
830
µm/N
Equivalent volume to the compliance
VAS
1.45
L
Mechanical resistance
RMS
0.9
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
Dayton Audio RS100-4 Impedance
Dayton Audio RS100-4 SPL
Dayton Audio RS100-4 Dimensions

Export this driver to a simulation software:

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Similar speaker drivers to Dayton Audio RS100-4

Dayton Audio RS100-8 Full-range
4Full-range
fS
92 Hz
SD
35 cm²
90 - 20000 Hz
QTS
0.58
xmax
3.5 mm
SPL1W
84 dB
Bl/√RE
1.66
Pmax
60 W