MONACOR SP-30PATC
Full-range
12″ / 313 mm
Nominal diameter
47 Hz
Resonance
0.28
Q factor
97 dB
Sensitivity
± 2 mm
Linear excursion
400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
97.2
dB
Frequency response
47 - 15000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
47.0
Hz
Mechanical quality factor
QMS
3.69
Electrical quality factor
QES
0.30
Total quality factor
QTS
0.28
Large signal parameters
Maximum linear excursion
xmax
2.0
mm
Air volume displaced at xmax
VD
102
cm³
Power handling
P
200
W
Program power
Pmax
400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.2
Ω
Inductance (1kHz)
LE
0.7
mH
VC Diameter
50
mm
Winding material
Kapton
Magnet
Force factor
Bl
14.03
N/A
Motor constant
Bl/√RE
6.15
N/√W
Diameter
155
mm
Weight
1.4
kg
Diaphragm
Effective diameter
255
mm
Effective area
SD
510
cm²
Moving mass
MMS
38
g
Moving mass (without air load)
MMD
29.7
g
Suspensions
Stiffness
KMS
3.45
N/mm
Compliance
CMS
290
µm/N
Equivalent volume to the compliance
VAS
107
L
Mechanical resistance
RMS
3.04
N·s/m
Dimensions
Nominal diameter
12
″
313
mm
Overall diameter
313
mm
Baffle cutout diameter
283
mm
Overall depth
137
mm
Flange thickness
13
mm
Mounting depth
124
mm
Volume occupied by the driver (estimated)
2.2
L
Net weight
4.735
kg
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SD
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62 - 4200 Hz
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fS
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SD
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SD
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55 - 3500 Hz
QTS
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xmax
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SPL1W
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