Dayton Audio Reference RS270P-8A

Woofer

10″ / 272 mm
Nominal diameter
23 Hz
Resonance
0.32
Q factor
87 dB
Sensitivity
± 6 mm
Linear excursion
200 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
86.6
dB
Frequency response
23 - 6000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
22.9
Hz
Mechanical quality factor
QMS
1.33
Electrical quality factor
QES
0.42
Total quality factor
QTS
0.32

Large signal parameters

Maximum linear excursion
xmax
6.0
mm
Air volume displaced at xmax
VD
208
cm³
Power handling
P
100
W
Program power
Pmax
200
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.8
Ω
Inductance (1kHz)
LE
0.88
mH
VC Diameter
51
mm
Winding material
Copper
Former material
Aluminum

Magnet

Force factor
Bl
13.0
N/A
Motor constant
Bl/√RE
4.99
N/√W
Material
Ferrite

Diaphragm

Effective diameter
210
mm
Effective area
SD
346
cm²
Moving mass
MMS
73.2
g
Moving mass (without air load)
MMD
68.3
g
Material
Paper / Kevlar

Suspensions

Stiffness
KMS
1.52
N/mm
Compliance
CMS
660
µm/N
Equivalent volume to the compliance
VAS
111
L
Mechanical resistance
RMS
7.92
N·s/m
Surround material
Rubber

Dimensions

Nominal diameter
10
272
mm
Overall diameter
272
mm
Baffle cutout diameter
236
mm
Overall depth
113
mm
Volume occupied by the driver (estimated)
1.5
L
Frame material
Cast Aluminium
Dayton Audio RS270P-8A Impedance
Dayton Audio RS270P-8A SPL
Dayton Audio RS270P-8A Dimensions

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

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