SICA 4 L 1 SL

Name: 4 L 1 SL
Brand: SICA

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

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 84.7; dB
Frequency response: 110 - 10000; Hz
Resonance frequency (free air)
f_S: 108; Hz
Mechanical quality factor
Q_MS: 3.15
Electrical quality factor
Q_ES: 0.78
Total quality factor
Q_TS: 0.63
Maximum linear excursion
x_max: 2.4; mm
Air volume displaced at x_max
V_D: 11; cm³
Power handling
P: 60; W
Program power
P_max: 120; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 6.0; Ω
Inductance (1kHz)
L_E: 0.37; mH
VC Diameter: 25; mm
Winding height
H_VC: 5; mm
Winding material: Copper
Former material: Epotex
Flux density
B: 0.99; T
Force factor
Bl: 5.1; N/A
Motor constant
Bl/√R_E: 2.08; N/√W
Weight: 0.042; kg
Material: Neodymium
Effective diameter: 75; mm
Effective area
S_D: 44; cm²
Moving mass
M_MS: 5; g
Moving mass (without air load)
M_MD: 4.8; g
Material: Paper
Stiffness
K_MS: 2.32; N/mm
Compliance
C_MS: 432; µm/N
Equivalent volume to the compliance
V_AS: 1.2; L
Mechanical resistance
R_MS: 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

Datasheet

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SICA 4 L 1 SL

Woofer

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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