Dayton Audio PM180-8
Mid Bass
8″ / 180 mm
Nominal diameter
53 Hz
Resonance
0.28
Q factor
93 dB
Sensitivity
± 4.6 mm
Linear excursion
60 W
Program Power
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Available on (affiliate link)
Parts Express
$$
Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
92.6
dB
Frequency response
55 - 12000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
53.2
Hz
Mechanical quality factor
QMS
4.13
Electrical quality factor
QES
0.30
Total quality factor
QTS
0.28
Large signal parameters
Maximum linear excursion
xmax
4.6
mm
Air volume displaced at xmax
VD
60
cm³
Power handling
P
30
W
Program power
Pmax
60
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.4
Ω
Inductance (1kHz)
LE
0.68
mH
VC Diameter
25
mm
Winding material
Copper
Former material
Aluminum
Magnet
Force factor
Bl
7.7
N/A
Motor constant
Bl/√RE
3.04
N/√W
Material
Neodymium
Diaphragm
Effective diameter
129
mm
Effective area
SD
131
cm²
Moving mass
MMS
8.2
g
Moving mass (without air load)
MMD
7
g
Material
Paper
Suspensions
Stiffness
KMS
0.91
N/mm
Compliance
CMS
1100
µm/N
Equivalent volume to the compliance
VAS
28
L
Mechanical resistance
RMS
0.66
N·s/m
Surround material
Cloth
Dimensions
Nominal diameter
8
″
180
mm
Overall diameter
180
mm
Baffle cutout diameter
145
mm
Overall depth
78
mm
Volume occupied by the driver (estimated)
0.51
L
Frame material
Cast Aluminium
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SpeakerbenchSimilar speaker drivers to Dayton Audio PM180-8
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8″Mid Bass
fS
53 Hz
SD
220 cm²
60 - 7000 Hz
QTS
0.31
xmax
6.0 mm
SPL1W
92 dB
Bl/√RE
5.09
Pmax
600 W
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8.25″Mid Bass
fS
59 Hz
SD
214 cm²
59 - 3000 Hz
QTS
0.31
xmax
2.0 mm
SPL1W
92 dB
Bl/√RE
5.43
Pmax
350 W
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