Dayton Audio Point Source PS65LP-4
Full-range
6.5″ / 165 mm
Nominal diameter
67 Hz
Resonance
0.24
Q factor
94 dB
Sensitivity
± 4 mm
Linear excursion
80 W
Program Power
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Parts Express
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
94.3
dB
Frequency response
60 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
67.3
Hz
Mechanical quality factor
QMS
3.85
Electrical quality factor
QES
0.26
Total quality factor
QTS
0.24
Large signal parameters
Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
49
cm³
Power handling
P
40
W
Program power
Pmax
80
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.2
Ω
Inductance (1kHz)
LE
0.39
mH
VC Diameter
25
mm
Winding material
Copper Clad Aluminium
Former material
Kapton®
Magnet
Force factor
Bl
6.0
N/A
Motor constant
Bl/√RE
3.35
N/√W
Material
Neodymium
Diaphragm
Effective diameter
125
mm
Effective area
SD
123
cm²
Moving mass
MMS
6.8
g
Moving mass (without air load)
MMD
5.8
g
Suspensions
Stiffness
KMS
1.22
N/mm
Compliance
CMS
820
µm/N
Equivalent volume to the compliance
VAS
17.3
L
Mechanical resistance
RMS
0.75
N·s/m
Surround material
Textile
Dimensions
Nominal diameter
6.5
″
165
mm
Overall diameter
165
mm
Baffle cutout diameter
144
mm
Overall depth
63
mm
Volume occupied by the driver (estimated)
0.34
L
Frame material
Stamped Steel
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Export this driver to a simulation software:
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QSpeakers
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SpeakerbenchSimilar speaker drivers to Dayton Audio PS65LP-4
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8″Woofer
fS
73 Hz
SD
214 cm²
70 - 4000 Hz
QTS
0.28
xmax
4.0 mm
SPL1W
95 dB
Bl/√RE
5.55
Pmax
600 W
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8″Coaxial
fS
74 Hz
SD
214 cm²
75 - 20000 Hz
QTS
0.28
xmax
5.0 mm
SPL1W
95 dB
Bl/√RE
5.21
Pmax
600 W
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8″Mid Bass
fS
68 Hz
SD
220 cm²
70 - 4000 Hz
QTS
0.27
xmax
6.0 mm
SPL1W
94 dB
Bl/√RE
5.63
Pmax
400 W