SICA 12 F 4 CP

Name: 12 F 4 CP
Brand: SICA

Woofer

12″ / 321 mm

Nominal diameter

46 Hz

Resonance

0.2

Q factor

95 dB

Sensitivity

± 6 mm

Linear excursion

1400 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 95.3; dB
Frequency response: 45 - 3000; Hz
Resonance frequency (free air)
f_S: 46.0; Hz
Mechanical quality factor
Q_MS: 6.24
Electrical quality factor
Q_ES: 0.21
Total quality factor
Q_TS: 0.20
Maximum linear excursion
x_max: 6.0; mm
Air volume displaced at x_max
V_D: 319; cm³
Power handling
P: 700; W
Program power
P_max: 1400; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.2; Ω
Inductance (1kHz)
L_E: 1.33; mH
VC Diameter: 100; mm
Winding height
H_VC: 10; mm
Winding material: Copper
Former material: Kapton
Flux density
B: 1.31; T
Force factor
Bl: 26.01; N/A
Motor constant
Bl/√R_E: 11.4; N/√W
Weight: 3.3; kg
Material: Ferrite
Effective diameter: 260; mm
Effective area
S_D: 531; cm²
Moving mass
M_MS: 92.1; g
Moving mass (without air load)
M_MD: 83.2; g
Material: Paper
Stiffness
K_MS: 7.69; N/mm
Compliance
C_MS: 130; µm/N
Equivalent volume to the compliance
V_AS: 52; L
Mechanical resistance
R_MS: 4.27; N·s/m
Surround material: Treated Cloth
Nominal diameter: 12; ″
: 321; mm
Overall diameter: 320; mm
Baffle cutout diameter: 284; mm
Overall depth: 147; mm
Volume occupied by the driver (estimated): 4.2; L
Net weight: 11.7; kg
Frame material: Aluminium Die-Cast

Datasheet

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SICA 12 F 4 CP

Woofer

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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