Dayton Audio DA270-8

Woofer

10″ / 270 mm
Nominal diameter
28 Hz
Resonance
0.43
Q factor
88 dB
Sensitivity
± 6.1 mm
Linear excursion
160 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
87.7
dB
Frequency response
25 - 6000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
27.8
Hz
Mechanical quality factor
QMS
1.95
Electrical quality factor
QES
0.55
Total quality factor
QTS
0.43

Large signal parameters

Maximum linear excursion
xmax
6.1
mm
Air volume displaced at xmax
VD
211
cm³
Power handling
P
80
W
Program power
Pmax
160
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.3
Ω
Inductance (1kHz)
LE
1.2
mH
VC Diameter
36
mm
Winding material
Copper
Former material
Aluminum

Magnet

Force factor
Bl
10.1
N/A
Motor constant
Bl/√RE
4.02
N/√W
Weight
1.503
kg
Material
Ferrite

Diaphragm

Effective diameter
210
mm
Effective area
SD
346
cm²
Moving mass
MMS
51.3
g
Moving mass (without air load)
MMD
46.5
g
Material
Aluminum

Suspensions

Stiffness
KMS
1.56
N/mm
Compliance
CMS
640
µm/N
Equivalent volume to the compliance
VAS
109
L
Mechanical resistance
RMS
4.6
N·s/m
Surround material
Rubber

Dimensions

Nominal diameter
10
270
mm
Overall diameter
270
mm
Baffle cutout diameter
227
mm
Overall depth
115
mm
Volume occupied by the driver (estimated)
1.5
L
Frame material
Steel
Dayton Audio DA270-8 Impedance
Dayton Audio DA270-8 SPL
Dayton Audio DA270-8 Dimensions

Export this driver to a simulation software:

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