SICA 12 L1 2,5 SL

Name: 12 L1 2,5 SL
Brand: SICA

Woofer

12″ / 318 mm

Nominal diameter

48 Hz

Resonance

0.36

Q factor

95 dB

Sensitivity

± 3.7 mm

Linear excursion

600 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 94.9; dB
Frequency response: 50 - 3000; Hz
Resonance frequency (free air)
f_S: 47.5; Hz
Mechanical quality factor
Q_MS: 7.50
Electrical quality factor
Q_ES: 0.38
Total quality factor
Q_TS: 0.36
Maximum linear excursion
x_max: 3.7; mm
Air volume displaced at x_max
V_D: 182; cm³
Power handling
P: 300; W
Program power
P_max: 600; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.5; Ω
Inductance (1kHz)
L_E: 0.75; mH
VC Diameter: 65; mm
Winding height
H_VC: 8; mm
Winding material: Copper
Former material: Kapton
Flux density
B: 1.15; T
Force factor
Bl: 14.2; N/A
Motor constant
Bl/√R_E: 6.05; N/√W
Weight: 0.22; kg
Material: Neodymium
Effective diameter: 250; mm
Effective area
S_D: 491; cm²
Moving mass
M_MS: 47; g
Moving mass (without air load)
M_MD: 38.9; g
Material: Paper
Stiffness
K_MS: 4.18; N/mm
Compliance
C_MS: 239; µm/N
Equivalent volume to the compliance
V_AS: 81.8; L
Mechanical resistance
R_MS: 1.87; N·s/m
Surround material: Treated Cloth
Nominal diameter: 12; ″
: 318; mm
Overall diameter: 318; mm
Baffle cutout diameter: 287; mm
Overall depth: 130; mm
Volume occupied by the driver (estimated): 1.4; L
Net weight: 2.3; kg
Frame material: Pressed Sheet Steel

Datasheet

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SICA 12 L1 2,5 SL

Woofer

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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