Dayton Audio PA385S-8

Subwoofer

15″ / 388 mm
Nominal diameter
38 Hz
Resonance
0.37
Q factor
92 dB
Sensitivity
± 10 mm
Linear excursion
2000 W
Program Power
Discontinued
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
Sensitivity (1w, 1m, infinite baffle)
SPL1W
92.2
dB
Frequency response
35 - 1000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
37.7
Hz
Mechanical quality factor
QMS
7.90
Electrical quality factor
QES
0.39
Total quality factor
QTS
0.37

Large signal parameters

Maximum linear excursion
xmax
10.0
mm
Air volume displaced at xmax
VD
861
cm³
Power handling
P
1000
W
Program power
Pmax
2000
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.0
Ω
Inductance (1kHz)
LE
4.3
mH
VC Diameter
100
mm
Winding material
Copper
Former material
Glass Fiber

Magnet

Force factor
Bl
28.9
N/A
Motor constant
Bl/√RE
11.8
N/√W
Material
Ferrite

Diaphragm

Effective diameter
331
mm
Effective area
SD
861
cm²
Moving mass
MMS
230
g
Moving mass (without air load)
MMD
212.5
g
Material
Paper / Kevlar

Suspensions

Stiffness
KMS
12.5
N/mm
Compliance
CMS
80
µm/N
Equivalent volume to the compliance
VAS
80.4
L
Mechanical resistance
RMS
6.9
N·s/m
Surround material
Cloth

Dimensions

Nominal diameter
15
388
mm
Overall diameter
388
mm
Baffle cutout diameter
354
mm
Overall depth
173
mm
Volume occupied by the driver (estimated)
4.2
L
Frame material
Cast Aluminium
Dayton Audio PA385S-8 Impedance
Dayton Audio PA385S-8 SPL
Dayton Audio PA385S-8 Dimensions

Export this driver to a simulation software:

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