MONACOR SP-8/150PA
Mid-range
8″ / 210 mm
Nominal diameter
88 Hz
Resonance
0.43
Q factor
94 dB
Sensitivity
± 1.25 mm
Linear excursion
300 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
93.5
dB
Frequency response
88 - 8000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
88.0
Hz
Mechanical quality factor
QMS
4.12
Electrical quality factor
QES
0.48
Total quality factor
QTS
0.43
Large signal parameters
Maximum linear excursion
xmax
1.25
mm
Air volume displaced at xmax
VD
27
cm³
Power handling
P
150
W
Program power
Pmax
300
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.9
Ω
Inductance (1kHz)
LE
0.6
mH
VC Diameter
50
mm
Winding material
Kapton
Magnet
Force factor
Bl
12.6
N/A
Motor constant
Bl/√RE
4.8
N/√W
Diameter
140
mm
Weight
1.1
kg
Diaphragm
Effective diameter
167
mm
Effective area
SD
219
cm²
Moving mass
MMS
20
g
Moving mass (without air load)
MMD
17.6
g
Suspensions
Stiffness
KMS
6.25
N/mm
Compliance
CMS
160
µm/N
Equivalent volume to the compliance
VAS
12
L
Mechanical resistance
RMS
2.68
N·s/m
Dimensions
Nominal diameter
8
″
210
mm
Overall diameter
210
mm
Baffle cutout diameter
185
mm
Overall depth
98
mm
Flange thickness
8
mm
Mounting depth
90
mm
Volume occupied by the driver (estimated)
1.0
L
Net weight
2.965
kg
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SpeakerbenchSimilar woofers to MONACOR SP-8/150PA
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6″Mid Bass
fS
90 Hz
SD
155 cm²
80 - 5000 Hz
QTS
0.47
xmax
3.5 mm
SPL1W
93 dB
Bl/√RE
3.4
Pmax
300 W
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8″Coaxial
fS
93 Hz
SD
220 cm²
90 - 20000 Hz
QTS
0.45
xmax
3.3 mm
SPL1W
94 dB
Bl/√RE
4.74
Pmax
400 W
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