MONACOR SPH-135KEP
Mid-range
5.25″ / 133 mm
Nominal diameter
45 Hz
Resonance
0.3
Q factor
88 dB
Sensitivity
± 3.25 mm
Linear excursion
80 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
88.4
dB
Frequency response
45 - 10000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
45.0
Hz
Mechanical quality factor
QMS
5.54
Electrical quality factor
QES
0.32
Total quality factor
QTS
0.30
Large signal parameters
Maximum linear excursion
xmax
3.25
mm
Air volume displaced at xmax
VD
31
cm³
Power handling
P
50
W
Program power
Pmax
80
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.0
Ω
Inductance (1kHz)
LE
0.75
mH
VC Diameter
36
mm
Winding material
Kapton
Magnet
Force factor
Bl
7.5
N/A
Motor constant
Bl/√RE
3.06
N/√W
Diameter
100
mm
Weight
0.55
kg
Diaphragm
Effective diameter
110
mm
Effective area
SD
95
cm²
Moving mass
MMS
10
g
Moving mass (without air load)
MMD
9.3
g
Suspensions
Stiffness
KMS
0.81
N/mm
Compliance
CMS
1230
µm/N
Equivalent volume to the compliance
VAS
15.5
L
Mechanical resistance
RMS
0.51
N·s/m
Dimensions
Nominal diameter
5.25
″
133 x 133
mm
Overall size
133 x 133
mm
Baffle cutout diameter
122
mm
Overall depth
75
mm
Flange thickness
4
mm
Mounting depth
71
mm
Volume occupied by the driver (estimated)
0.44
L
Net weight
1.62
kg
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SpeakerbenchSimilar woofers to MONACOR SPH-135KEP
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6″Woofer
fS
48 Hz
SD
85 cm²
47 - 4200 Hz
QTS
0.34
xmax
4.0 mm
SPL1W
87 dB
Bl/√RE
2.23
Pmax
80 W
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6″Woofer
fS
45 Hz
SD
85 cm²
48 - 4000 Hz
QTS
0.33
xmax
4.4 mm
SPL1W
87 dB
Bl/√RE
2.33
Pmax
80 W
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6″Woofer
fS
47 Hz
SD
85 cm²
49 - 10000 Hz
QTS
0.34
xmax
4.0 mm
SPL1W
88 dB
Bl/√RE
2.16
Pmax
65 W