SICA 12 PFS 4
Subwoofer
12″ / 321 mm
Nominal diameter
39 Hz
Resonance
0.26
Q factor
92 dB
Sensitivity
± 9 mm
Linear excursion
2000 W
Program Power
.jpg)
.jpg)
.jpg)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
92.3
dB
Frequency response
35 - 2000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
39.0
Hz
Mechanical quality factor
QMS
4.60
Electrical quality factor
QES
0.27
Total quality factor
QTS
0.26
Large signal parameters
Maximum linear excursion
xmax
9.0
mm
Air volume displaced at xmax
VD
478
cm³
Power handling
P
1000
W
Program power
Pmax
2000
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.2
Ω
Inductance (1kHz)
LE
1.76
mH
VC Diameter
100
mm
Winding height
HVC
12
mm
Winding material
Copper
Former material
Glass Fiber
Magnet
Flux density
B
1.08
T
Force factor
Bl
23.88
N/A
Motor constant
Bl/√RE
10.5
N/√W
Weight
3.3
kg
Material
Ferrite
Diaphragm
Effective diameter
260
mm
Effective area
SD
531
cm²
Moving mass
MMS
120
g
Moving mass (without air load)
MMD
111.1
g
Material
Paper
Suspensions
Stiffness
KMS
7.19
N/mm
Compliance
CMS
139
µm/N
Equivalent volume to the compliance
VAS
55.6
L
Mechanical resistance
RMS
6.39
N·s/m
Surround material
Treated Cloth
Dimensions
Nominal diameter
12
″
321
mm
Overall diameter
320
mm
Baffle cutout diameter
284
mm
Overall depth
153
mm
Volume occupied by the driver (estimated)
4.3
L
Net weight
11.5
kg
Frame material
Aluminium Die-Cast
.png)
.png)
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar subwoofers to SICA 12 PFS 4
.png.webp)
12″Subwoofer
fS
44 Hz
SD
531 cm²
45 - 1000 Hz
QTS
0.27
xmax
8.0 mm
SPL1W
93 dB
Bl/√RE
9.77
Pmax
1400 W
.jpg.webp)
12″Subwoofer
fS
40 Hz
SD
531 cm²
40 - 2000 Hz
QTS
0.25
xmax
7.5 mm
SPL1W
93 dB
Bl/√RE
10
Pmax
2000 W
.jpg.webp)
10″Subwoofer
fS
42 Hz
SD
346 cm²
40 - 2000 Hz
QTS
0.30
xmax
7.0 mm
SPL1W
92 dB
Bl/√RE
6.9
Pmax
900 W