SICA 4 L 1 SL
Woofer
4″ / 102 mm
Nominal diameter
108 Hz
Resonance
0.63
Q factor
85 dB
Sensitivity
± 2.4 mm
Linear excursion
120 W
Program Power
![SICA 4 L 1 SL Woofer](/SICA/4L1SL/SICA_4L1SL_(Photo_1).jpg)
![SICA 4 L 1 SL Woofer](/SICA/4L1SL/SICA_4L1SL_(Photo_2).jpg)
![SICA 4 L 1 SL Woofer](/SICA/4L1SL/SICA_4L1SL_(Photo_3).jpg)
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 84.7
- dB
- Frequency response
- 110 - 10000
- Hz
- Resonance frequency (free air)
- fS
- 108
- Hz
- Mechanical quality factor
- QMS
- 3.15
- Electrical quality factor
- QES
- 0.78
- Total quality factor
- QTS
- 0.63
- Maximum linear excursion
- xmax
- 2.4
- mm
- Air volume displaced at xmax
- VD
- 11
- cm³
- Power handling
- P
- 60
- W
- Program power
- Pmax
- 120
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.0
- Ω
- Inductance (1kHz)
- LE
- 0.37
- mH
- VC Diameter
- 25
- mm
- Winding height
- HVC
- 5
- mm
- Winding material
- Copper
- Former material
- Epotex
- Flux density
- B
- 0.99
- T
- Force factor
- Bl
- 5.1
- N/A
- Motor constant
- Bl/√RE
- 2.08
- N/√W
- Weight
- 0.042
- kg
- Material
- Neodymium
- Effective diameter
- 75
- mm
- Effective area
- SD
- 44
- cm²
- Moving mass
- MMS
- 5
- g
- Moving mass (without air load)
- MMD
- 4.8
- g
- Material
- Paper
- Stiffness
- KMS
- 2.32
- N/mm
- Compliance
- CMS
- 432
- µm/N
- Equivalent volume to the compliance
- VAS
- 1.2
- L
- Mechanical resistance
- RMS
- 1.08
- N·s/m
- Surround material
- Rubber
- Nominal diameter
- 4
- ″
- 102
- mm
- Overall diameter
- 100
- mm
- Baffle cutout diameter
- 90
- mm
- Overall depth
- 47
- mm
- Volume occupied by the driver (estimated)
- 0.12
- L
- Net weight
- 0.2
- kg
- Frame material
- Pressed sheet steel
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
![SICA 4 L 1 SL SPL & Impedance](/SICA/4L1SL/SICA_4L1SL_(Frequency_response_+_Impedance).png)
![SICA 4 L 1 SL Dimensions](/SICA/4L1SL/SICA_4L1SL_(Dimensions).png)
Export this driver to a simulation software:
![WinISD](/images/export/WinISD.png)
![Basta!](/images/export/Basta.png)
![Hornresp](/images/export/Hornresp.png)
![QSpeakers](/images/export/QSpeakers.png)
![SpeakerSim](/images/export/SpeakerSim.png)
![MfbLabs](/images/export/MfbLabs.png)
![Speakerbench](/images/export/Speakerbench.png)