Dayton Audio PM220-8

Mid Bass

8″ / 222 mm
Nominal diameter
49 Hz
Resonance
0.38
Q factor
93 dB
Sensitivity
± 4.6 mm
Linear excursion
80 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
93.3
dB
Frequency response
43 - 10000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
49.1
Hz
Mechanical quality factor
QMS
5.08
Electrical quality factor
QES
0.41
Total quality factor
QTS
0.38

Large signal parameters

Maximum linear excursion
xmax
4.6
mm
Air volume displaced at xmax
VD
94
cm³
Power handling
P
40
W
Program power
Pmax
80
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.5
Ω
Inductance (1kHz)
LE
0.8
mH
VC Diameter
25
mm
Winding material
Copper
Former material
Aluminum

Magnet

Force factor
Bl
7.21
N/A
Motor constant
Bl/√RE
2.83
N/√W
Material
Neodymium

Diaphragm

Effective diameter
162
mm
Effective area
SD
205
cm²
Moving mass
MMS
10.7
g
Moving mass (without air load)
MMD
8.4
g
Material
Paper

Suspensions

Stiffness
KMS
1.02
N/mm
Compliance
CMS
980
µm/N
Equivalent volume to the compliance
VAS
63
L
Mechanical resistance
RMS
0.65
N·s/m
Surround material
Cloth

Dimensions

Nominal diameter
8
222
mm
Overall diameter
222
mm
Baffle cutout diameter
181
mm
Overall depth
94
mm
Volume occupied by the driver (estimated)
0.87
L
Frame material
Cast Aluminium
Dayton Audio PM220-8 Impedance
Dayton Audio PM220-8 SPL
Dayton Audio PM220-8 Dimensions

Export this driver to a simulation software:

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