SICA 12 D 1,5 CS
Full-range
12″ / 318 mm
Nominal diameter
62 Hz
Resonance
0.75
Q factor
96 dB
Sensitivity
± 2.7 mm
Linear excursion
260 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.6
dB
Frequency response
65 - 15000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
62.0
Hz
Mechanical quality factor
QMS
18.30
Electrical quality factor
QES
0.78
Total quality factor
QTS
0.75
Large signal parameters
Maximum linear excursion
xmax
2.7
mm
Air volume displaced at xmax
VD
133
cm³
Power handling
P
130
W
Program power
Pmax
260
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.1
Ω
Inductance (1kHz)
LE
0.35
mH
VC Diameter
38
mm
Winding height
HVC
8
mm
Winding material
Copper
Former material
Kapton
Magnet
Flux density
B
1.21
T
Force factor
Bl
9.51
N/A
Motor constant
Bl/√RE
4.21
N/√W
Weight
1.1
kg
Material
Ferrite
Diaphragm
Effective diameter
250
mm
Effective area
SD
491
cm²
Moving mass
MMS
35.5
g
Moving mass (without air load)
MMD
27.4
g
Material
Paper
Suspensions
Stiffness
KMS
5.38
N/mm
Compliance
CMS
186
µm/N
Equivalent volume to the compliance
VAS
63.5
L
Mechanical resistance
RMS
0.76
N·s/m
Surround material
Paper – Integrated
Dimensions
Nominal diameter
12
″
318
mm
Overall diameter
318
mm
Baffle cutout diameter
287
mm
Overall depth
135
mm
Volume occupied by the driver (estimated)
1.9
L
Net weight
3.7
kg
Frame material
Pressed Sheet Steel
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SpeakerbenchSimilar speaker drivers to SICA 12 D 1,5 CS
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15″Low frequency
fS
65 Hz
SD
855 cm²
60 - 4000 Hz
QTS
0.84
xmax
5.3 mm
SPL1W
95 dB
Bl/√RE
6.67
Pmax
1200 W
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12″Mid-range
fS
61 Hz
SD
530 cm²
66 - 5200 Hz
QTS
0.72
xmax
0.8 mm
SPL1W
93 dB
Bl/√RE
5.06
Pmax
600 W
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12″Subwoofer
fS
55 Hz
SD
533 cm²
50 - 4000 Hz
QTS
0.67
xmax
4.9 mm
SPL1W
94 dB
Bl/√RE
4.97
Pmax
600 W