MONACOR SPH-176
Mid-range
6.75″ / 175 mm
Nominal diameter
39 Hz
Resonance
0.37
Q factor
89 dB
Sensitivity
± 5.5 mm
Linear excursion
120 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
88.6
dB
Frequency response
39 - 4500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
39.0
Hz
Mechanical quality factor
QMS
2.27
Electrical quality factor
QES
0.44
Total quality factor
QTS
0.37
Large signal parameters
Maximum linear excursion
xmax
5.5
mm
Air volume displaced at xmax
VD
77
cm³
Power handling
P
70
W
Program power
Pmax
120
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.6
Ω
Inductance (1kHz)
LE
0.75
mH
VC Diameter
25
mm
Winding material
Aluminium
Magnet
Force factor
Bl
7.7
N/A
Motor constant
Bl/√RE
3.0
N/√W
Diameter
90
mm
Weight
0.45
kg
Diaphragm
Effective diameter
134
mm
Effective area
SD
140
cm²
Moving mass
MMS
14
g
Moving mass (without air load)
MMD
12.7
g
Suspensions
Stiffness
KMS
0.99
N/mm
Compliance
CMS
1010
µm/N
Equivalent volume to the compliance
VAS
27
L
Mechanical resistance
RMS
1.51
N·s/m
Dimensions
Nominal diameter
6.75
″
175
mm
Overall diameter
175
mm
Baffle cutout diameter
144
mm
Overall depth
75
mm
Flange thickness
7
mm
Mounting depth
68
mm
Volume occupied by the driver (estimated)
0.44
L
Net weight
1.23
kg
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SpeakerbenchSimilar woofers to MONACOR SPH-176
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6.5″Mid-range
fS
44 Hz
SD
137 cm²
44 - 4500 Hz
QTS
0.32
xmax
3.0 mm
SPL1W
89 dB
Bl/√RE
3.11
Pmax
150 W
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6.5″Woofer
fS
45 Hz
SD
123 cm²
40 - 4500 Hz
QTS
0.42
xmax
6.0 mm
SPL1W
88 dB
Bl/√RE
2.84
Pmax
240 W