SICA 12 S 3 PL
Subwoofer
12″ / 320 mm
Nominal diameter
42 Hz
Resonance
0.34
Q factor
93 dB
Sensitivity
± 7 mm
Linear excursion
800 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
93.3
dB
Frequency response
40 - 2000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
42.0
Hz
Mechanical quality factor
QMS
6.10
Electrical quality factor
QES
0.36
Total quality factor
QTS
0.34
Large signal parameters
Maximum linear excursion
xmax
7.0
mm
Air volume displaced at xmax
VD
372
cm³
Power handling
P
400
W
Program power
Pmax
800
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.2
Ω
Inductance (1kHz)
LE
1.04
mH
VC Diameter
75
mm
Winding height
HVC
10
mm
Winding material
Copper
Former material
Glass Fiber
Magnet
Flux density
B
1.22
T
Force factor
Bl
16.8
N/A
Motor constant
Bl/√RE
7.37
N/√W
Weight
0.36
kg
Material
Neodymium
Diaphragm
Effective diameter
260
mm
Effective area
SD
531
cm²
Moving mass
MMS
74.8
g
Moving mass (without air load)
MMD
65.9
g
Material
Paper
Suspensions
Stiffness
KMS
5.21
N/mm
Compliance
CMS
192
µm/N
Equivalent volume to the compliance
VAS
76.9
L
Mechanical resistance
RMS
3.24
N·s/m
Surround material
Treated Cloth
Dimensions
Nominal diameter
12
″
320
mm
Overall diameter
320
mm
Baffle cutout diameter
284
mm
Overall depth
139
mm
Volume occupied by the driver (estimated)
1.9
L
Net weight
3.5
kg
Frame material
Aluminium Die-Cast
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fS
39 Hz
SD
531 cm²
44 - 4000 Hz
QTS
0.29
xmax
5.0 mm
SPL1W
94 dB
Bl/√RE
7.68
Pmax
900 W
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fS
42 Hz
SD
530 cm²
45 - 5000 Hz
QTS
0.30
xmax
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SPL1W
95 dB
Bl/√RE
7.35
Pmax
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fS
45 Hz
SD
539 cm²
45 - 5500 Hz
QTS
0.36
xmax
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SPL1W
94 dB
Bl/√RE
7.13
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