Peerless PLS-50F25AL01-04
Full-range
2″ / 51 mm
Nominal diameter
180 Hz
Resonance
0.99
Q factor
82 dB
Sensitivity
± 2.65 mm
Linear excursion
20 W
Program Power
Discontinued
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
82.1
dB
Frequency response
150 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
180
Hz
Mechanical quality factor
QMS
6.09
Electrical quality factor
QES
1.18
Total quality factor
QTS
0.99
Large signal parameters
Maximum linear excursion
xmax
2.65
mm
Air volume displaced at xmax
VD
4.0
cm³
Power handling
P
10
W
Program power
Pmax
20
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.5
Ω
Inductance (1kHz)
LE
0.04
mH
VC Diameter
26
mm
Magnet
Force factor
Bl
2.41
N/A
Motor constant
Bl/√RE
1.29
N/√W
Air gap height
HAG
3
mm
Material
Ferrite
Diaphragm
Effective diameter
44
mm
Effective area
SD
15
cm²
Moving mass
MMS
1.7
g
Moving mass (without air load)
MMD
1.6
g
Material
Aluminum
Suspensions
Stiffness
KMS
2.27
N/mm
Compliance
CMS
440
µm/N
Equivalent volume to the compliance
VAS
0.158
L
Mechanical resistance
RMS
0.31
N·s/m
Surround material
Rubber
Dimensions
Nominal diameter
2
″
51
mm
Volume occupied by the driver (estimated)
0.12
L
Net weight
0.32
kg
Frame material
Pressed Steel
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SpeakerbenchSimilar speaker drivers to Peerless PLS-50F25AL01-04
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2.3″Full-range
fS
190 Hz
SD
13 cm²
120 - 20000 Hz
QTS
0.98
xmax
0.6 mm
SPL1W
82 dB
Bl/√RE
0.84
Pmax
12 W
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3″Full-range
fS
189 Hz
SD
12 cm²
170 - 20000 Hz
QTS
0.95
xmax
1.3 mm
SPL1W
82 dB
Bl/√RE
1.04
Pmax
30 W
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2″Full-range
fS
190 Hz
SD
15 cm²
100 - 20000 Hz
QTS
0.85
xmax
2.0 mm
SPL1W
83 dB
Bl/√RE
1.17
Pmax
30 W