SICA 4 D 0,8 CS

Full-range

4″ / 102 mm
Nominal diameter
140 Hz
Resonance
0.92
Q factor
87 dB
Sensitivity
± 1.3 mm
Linear excursion
70 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
86.9
dB
Frequency response
140 - 20000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
140
Hz
Mechanical quality factor
QMS
4.20
Electrical quality factor
QES
1.18
Total quality factor
QTS
0.92

Large signal parameters

Maximum linear excursion
xmax
1.3
mm
Air volume displaced at xmax
VD
5.8
cm³
Power handling
P
35
W
Program power
Pmax
70
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.0
Ω
Inductance (1kHz)
LE
0.14
mH
VC Diameter
20
mm
Winding height
HVC
4
mm
Winding material
Copper
Former material
Epotex

Magnet

Flux density
B
1.1
T
Force factor
Bl
2.65
N/A
Motor constant
Bl/√RE
1.53
N/√W
Weight
0.154
kg
Material
Ferrite

Diaphragm

Effective diameter
75
mm
Effective area
SD
44
cm²
Moving mass
MMS
3.1
g
Moving mass (without air load)
MMD
2.9
g
Material
Paper

Suspensions

Stiffness
KMS
2.4
N/mm
Compliance
CMS
416
µm/N
Equivalent volume to the compliance
VAS
1.2
L
Mechanical resistance
RMS
0.65
N·s/m
Surround material
Treated Cloth

Dimensions

Nominal diameter
4
102
mm
Overall diameter
100
mm
Baffle cutout diameter
90
mm
Overall depth
50
mm
Volume occupied by the driver (estimated)
0.11
L
Net weight
0.4
kg
Frame material
Pressed Sheet Steel
SICA 4 D 0,8 CS SPL & Impedance
SICA 4 D 0,8 CS Dimensions

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar speaker drivers to SICA 4 D 0,8 CS

HELIX S 4B Mid Bass
4Mid Bass
fS
120 Hz
SD
61 cm²
75 - 6000 Hz
QTS
0.88
xmax
3.0 mm
SPL1W
87 dB
Bl/√RE
2.22
Pmax
140 W
Focal ES 100 KE 2 way kit
42 way kit
fS
140 Hz
SD
54 cm²
110 - 22000 Hz
QTS
0.90
xmax
2.3 mm
SPL1W
87 dB
Bl/√RE
1.97
Pmax
120 W
HELIX Ci3 M100FM-S3 Mid-range
4Mid-range
fS
146 Hz
SD
53 cm²
120 - 6000 Hz
QTS
0.83
xmax
2.0 mm
SPL1W
87 dB
Bl/√RE
1.96
Pmax
120 W