SICA 12 Cx 3 CP

Name: 12 Cx 3 CP
Brand: SICA

Coaxial

12″ / 321 mm

Nominal diameter

49 Hz

Resonance

0.33

Q factor

95 dB

Sensitivity

± 4.5 mm

Linear excursion

800 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 95.1; dB
Frequency response: 50 - 20000; Hz
Resonance frequency (free air)
f_S: 49.0; Hz
Mechanical quality factor
Q_MS: 7.21
Electrical quality factor
Q_ES: 0.35
Total quality factor
Q_TS: 0.33
Maximum linear excursion
x_max: 4.5; mm
Air volume displaced at x_max
V_D: 239; cm³
Power handling
P: 400; W
Program power
P_max: 800; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.0; Ω
Inductance (1kHz)
L_E: 1.02; mH
VC Diameter: 75; mm
Winding height
H_VC: 10; mm
Winding material: Copper
Former material: Glass Fiber
Force factor
Bl: 16.03; N/A
Motor constant
Bl/√R_E: 7.17; N/√W
Weight: 2.7; kg
Material: Ferrite
Effective diameter: 260; mm
Effective area
S_D: 531; cm²
Moving mass
M_MS: 58; g
Moving mass (without air load)
M_MD: 49.1; g
Material: Paper
Stiffness
K_MS: 5.5; N/mm
Compliance
C_MS: 182; µm/N
Equivalent volume to the compliance
V_AS: 72.8; L
Mechanical resistance
R_MS: 2.48; N·s/m
Surround material: Treated Cloth
Nominal diameter: 12; ″
: 321; mm
Overall diameter: 320; mm
Baffle cutout diameter: 284; mm
Overall depth: 167; mm
Volume occupied by the driver (estimated): 3.7; L
Net weight: 8.3; kg
Frame material: Aluminium Die-Cast

Datasheet

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SICA 12 Cx 3 CP

Coaxial

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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