Dayton Audio CE45N-4
Full-range
1.75″ / 57 mm
Nominal diameter
178 Hz
Resonance
0.89
Q factor
79 dB
Sensitivity
± 1.1 mm
Linear excursion
10 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
79.2
dB
Frequency response
150 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
178
Hz
Mechanical quality factor
QMS
4.23
Electrical quality factor
QES
1.12
Total quality factor
QTS
0.89
Large signal parameters
Maximum linear excursion
xmax
1.1
mm
Air volume displaced at xmax
VD
0.9
cm³
Power handling
P
5
W
Program power
Pmax
10
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.7
Ω
Inductance (1kHz)
LE
0.07
mH
VC Diameter
16
mm
Magnet
Force factor
Bl
1.78
N/A
Motor constant
Bl/√RE
0.928
N/√W
Diaphragm
Effective diameter
32
mm
Effective area
SD
8.0
cm²
Moving mass
MMS
0.9
g
Moving mass (without air load)
MMD
0.8
g
Suspensions
Stiffness
KMS
1.09
N/mm
Compliance
CMS
920
µm/N
Equivalent volume to the compliance
VAS
0.084
L
Mechanical resistance
RMS
0.23
N·s/m
Dimensions
Nominal diameter
1.75
″
57
mm
Overall diameter
57
mm
Baffle cutout diameter
22
mm
Overall depth
25
mm
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SpeakerbenchSimilar speaker drivers to Dayton Audio CE45N-4
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2″Full-range
fS
197 Hz
SD
8.6 cm²
200 - 20000 Hz
QTS
1.00
xmax
2.0 mm
SPL1W
80 dB
Bl/√RE
0.918
Pmax
20 W
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1″Full-range
fS
220 Hz
SD
6.2 cm²
200 - 19000 Hz
QTS
0.73
xmax
0.9 mm
SPL1W
80 dB
Bl/√RE
0.892
Pmax
6 W
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2″Full-range
fS
216 Hz
SD
11 cm²
200 - 20000 Hz
QTS
0.81
xmax
1.4 mm
SPL1W
82 dB
Bl/√RE
1.11
Pmax
40 W