SICA 12 S 4 PL

Name: 12 S 4 PL
Brand: SICA

Subwoofer

12″ / 321 mm

Nominal diameter

40 Hz

Resonance

0.25

Q factor

93 dB

Sensitivity

± 7.5 mm

Linear excursion

2000 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 93.0; dB
Frequency response: 40 - 2000; Hz
Resonance frequency (free air)
f_S: 40.4; Hz
Mechanical quality factor
Q_MS: 4.50
Electrical quality factor
Q_ES: 0.26
Total quality factor
Q_TS: 0.25
Maximum linear excursion
x_max: 7.5; mm
Air volume displaced at x_max
V_D: 398; cm³
Power handling
P: 1000; W
Program power
P_max: 2000; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.2; Ω
Inductance (1kHz)
L_E: 1.15; mH
VC Diameter: 100; mm
Winding height
H_VC: 12; mm
Winding material: Copper
Former material: Glass Fiber
Flux density
B: 1.21; T
Force factor
Bl: 23.5; N/A
Motor constant
Bl/√R_E: 10.3; N/√W
Weight: 0.536; kg
Material: Neodymium
Effective diameter: 260; mm
Effective area
S_D: 531; cm²
Moving mass
M_MS: 109; g
Moving mass (without air load)
M_MD: 100.1; g
Material: Paper
Stiffness
K_MS: 7.04; N/mm
Compliance
C_MS: 142; µm/N
Equivalent volume to the compliance
V_AS: 57; L
Mechanical resistance
R_MS: 6.15; N·s/m
Surround material: Treated Cloth
Nominal diameter: 12; ″
: 321; mm
Overall diameter: 320; mm
Baffle cutout diameter: 284; mm
Overall depth: 155; mm
Volume occupied by the driver (estimated): 3.0; L
Net weight: 6.6; kg
Frame material: Aluminium Die-Cast

Datasheet

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SICA 12 S 4 PL

Subwoofer

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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