Dayton Audio Classic DCS205-4

Subwoofer

8″ / 208 mm
Nominal diameter
32 Hz
Resonance
0.37
Q factor
86 dB
Sensitivity
± 8.8 mm
Linear excursion
300 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
Discard
Apply

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Specifications

Sensitivity (1W, 1m, infinite baffle)
SPL1W
85.5
dB
Frequency response
30 - 200
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
32.3
Hz
Mechanical quality factor
QMS
6.28
Electrical quality factor
QES
0.40
Total quality factor
QTS
0.37

Large signal parameters

Maximum linear excursion
xmax
8.8
mm
Air volume displaced at xmax
VD
188
cm³
Power handling
P
150
W
Program power
Pmax
300
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.9
Ω
Inductance (1kHz)
LE
1.78
mH
VC Diameter
39
mm
Winding material
Copper
Former material
Kapton® / Polyimide

Magnet

Force factor
Bl
10.7
N/A
Motor constant
Bl/√RE
5.42
N/√W
Weight
0.936
kg
Material
Ferrite

Diaphragm

Effective diameter
165
mm
Effective area
SD
214
cm²
Moving mass
MMS
57.7
g
Moving mass (without air load)
MMD
55.4
g
Material
Paper / Kevlar

Suspensions

Stiffness
KMS
2.38
N/mm
Compliance
CMS
420
µm/N
Equivalent volume to the compliance
VAS
27
L
Mechanical resistance
RMS
1.86
N·s/m
Surround material
Rubber

Dimensions

Nominal diameter
8
208
mm
Overall diameter
208
mm
Baffle cutout diameter
180
mm
Overall depth
108
mm
Volume occupied by the driver (estimated)
0.97
L
Frame material
Steel
Dayton Audio DCS205-4 Impedance
Dayton Audio DCS205-4 SPL
Dayton Audio DCS205-4 Dimensions

Export this driver to a simulation software:

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