Dayton Audio PN470-8

Woofer

18″ / 465 mm
Nominal diameter
32 Hz
Resonance
0.34
Q factor
95 dB
Sensitivity
± 6.5 mm
Linear excursion
1600 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
Sensitivity (1W, 1m, infinite baffle)
SPL1W
94.7
dB
Frequency response
30 - 3000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
31.6
Hz
Mechanical quality factor
QMS
9.29
Electrical quality factor
QES
0.35
Total quality factor
QTS
0.34

Large signal parameters

Maximum linear excursion
xmax
6.5
mm
Air volume displaced at xmax
VD
791
cm³
Power handling
P
800
W
Program power
Pmax
1600
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.6
Ω
Inductance (1kHz)
LE
2.2
mH
VC Diameter
102
mm
Winding material
Copper
Former material
Glass Fiber

Magnet

Force factor
Bl
25.8
N/A
Motor constant
Bl/√RE
10.9
N/√W
Material
Neodymium

Diaphragm

Effective diameter
394
mm
Effective area
SD
1217
cm²
Moving mass
MMS
211.6
g
Moving mass (without air load)
MMD
181.9
g
Material
Paper / Glass Fiber

Suspensions

Stiffness
KMS
8.33
N/mm
Compliance
CMS
120
µm/N
Equivalent volume to the compliance
VAS
252
L
Mechanical resistance
RMS
4.52
N·s/m
Surround material
Cloth

Dimensions

Nominal diameter
18
465
mm
Overall diameter
465
mm
Baffle cutout diameter
424
mm
Overall depth
206
mm
Volume occupied by the driver (estimated)
6.7
L
Frame material
Cast Aluminium
Dayton Audio PN470-8 Impedance
Dayton Audio PN470-8 SPL
Dayton Audio PN470-8 Dimensions

Export this driver to a simulation software:

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Similar woofers to Dayton Audio PN470-8

RCF LF18Y402 Subwoofer
18Subwoofer
fS
30 Hz
SD
1200 cm²
25 - 1000 Hz
QTS
0.30
xmax
12.0 mm
SPL1W
95 dB
Bl/√RE
11
Pmax
2400 W