Dayton Audio Reference RS75T-8

Full-range

3″ / 72 mm
Nominal diameter
189 Hz
Resonance
0.95
Q factor
82 dB
Sensitivity
± 1.3 mm
Linear excursion
30 W
Program Power
Dayton Audio RS75T-8 Full-rangeDayton Audio RS75T-8 Full-rangeDayton Audio RS75T-8 Full-range
Impedance
Excursion
Velocity
SPL
Phase
Group delay
Step response
Tone Burst
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
82.3
dB
Frequency response
170 - 20000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
189
Hz
Mechanical quality factor
QMS
5.84
Electrical quality factor
QES
1.13
Total quality factor
QTS
0.95

Large signal parameters

Maximum linear excursion
xmax
1.3
mm
Air volume displaced at xmax
VD
1.6
cm³
Power handling
P
15
W
Program power
Pmax
30
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.1
Ω
Inductance (1kHz)
LE
0.32
mH
VC Diameter
16
mm
Winding material
Copper
Former material
Aluminum

Magnet

Force factor
Bl
2.58
N/A
Motor constant
Bl/√RE
1.04
N/√W
Material
Ferrite

Diaphragm

Effective diameter
39
mm
Effective area
SD
12
cm²
Moving mass
MMS
1
g
Moving mass (without air load)
MMD
1
g
Material
Black Anodized Aluminum

Suspensions

Stiffness
KMS
1.45
N/mm
Compliance
CMS
690
µm/N
Equivalent volume to the compliance
VAS
0.22
L
Mechanical resistance
RMS
0.2
N·s/m
Surround material
Rubber

Dimensions

Nominal diameter
3
″
72
mm
Overall diameter
72
mm
Baffle cutout diameter
54
mm
Overall depth
39
mm
Frame material
Cast Aluminium
Impedance
SPL
Dayton Audio RS75T-8 Impedance
Dayton Audio RS75T-8 SPL
Dayton Audio RS75T-8 Dimensions
DatasheetDatasheet

Export this driver to a simulation software:

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