Peerless PLS-65F25AL04-04
Full-range
2.5″ / 64 mm
Nominal diameter
120 Hz
Resonance
0.78
Q factor
81 dB
Sensitivity
± 2.65 mm
Linear excursion
50 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
81.4
dB
Frequency response
100 - 10000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
120
Hz
Mechanical quality factor
QMS
5.06
Electrical quality factor
QES
0.92
Total quality factor
QTS
0.78
Large signal parameters
Maximum linear excursion
xmax
2.65
mm
Air volume displaced at xmax
VD
5.6
cm³
Power handling
P
25
W
Program power
Pmax
50
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.5
Ω
Inductance (1kHz)
LE
0.05
mH
VC Diameter
26
mm
Magnet
Force factor
Bl
2.47
N/A
Motor constant
Bl/√RE
1.32
N/√W
Air gap height
HAG
3
mm
Material
Ferrite
Diaphragm
Effective diameter
52
mm
Effective area
SD
21
cm²
Moving mass
MMS
2.2
g
Moving mass (without air load)
MMD
2.2
g
Material
Aluminum
Suspensions
Stiffness
KMS
1.19
N/mm
Compliance
CMS
840
µm/N
Equivalent volume to the compliance
VAS
0.537
L
Mechanical resistance
RMS
0.33
N·s/m
Surround material
Rubber
Dimensions
Nominal diameter
2.5
″
64
mm
Volume occupied by the driver (estimated)
0.12
L
Net weight
0.328
kg
Frame material
Pressed Steel
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SpeakerbenchSimilar speaker drivers to Peerless PLS-65F25AL04-04
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2.5″Full-range
fS
110 Hz
SD
21 cm²
80 - 16000 Hz
QTS
0.75
xmax
3.4 mm
SPL1W
82 dB
Bl/√RE
1.37
Pmax
50 W
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2.5″Full-range
fS
115 Hz
SD
20 cm²
QTS
0.68
xmax
2.7 mm
SPL1W
81 dB
Bl/√RE
1.53
Pmax
40 W
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2.5″Full-range
fS
109 Hz
SD
21 cm²
110 - 17000 Hz
QTS
0.64
xmax
2.0 mm
SPL1W
82 dB
Bl/√RE
1.27
Pmax
40 W