B&C Speaker 12FCX76

Name: 12FCX76
Brand: B&C Speaker

Coaxial

12″ / 320 mm

Nominal diameter

47 Hz

Resonance

0.34

Q factor

95 dB

Sensitivity

± 6.5 mm

Linear excursion

700 W

Program Power

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Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 95.0; dB
Frequency response: 47 - 18000; Hz
Resonance frequency (free air)
f_S: 47.0; Hz
Mechanical quality factor
Q_MS: 11.00
Electrical quality factor
Q_ES: 0.35
Total quality factor
Q_TS: 0.34
Maximum linear excursion
x_max: 6.5; mm
Air volume displaced at x_max
V_D: 339; cm³
Power handling
P: 350; W
Program power
P_max: 700; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.3; Ω
Inductance (1kHz)
L_E: 1.3; mH
VC Diameter: 76; mm
Winding height
H_VC: 16.5; mm
Winding material: Copper
Former material: Glass Fibre
Flux density
B: 1.0; T
Force factor
Bl: 15.6; N/A
Motor constant
Bl/√R_E: 6.78; N/√W
Air gap height
H_AG: 8; mm
Material: Ferrite
Effective diameter: 258; mm
Effective area
S_D: 522; cm²
Moving mass
M_MS: 54; g
Moving mass (without air load)
M_MD: 45.4; g
Material: Waterproof Front Side
Stiffness
K_MS: 4.74; N/mm
Compliance
C_MS: 211; µm/N
Equivalent volume to the compliance
V_AS: 82; L
Mechanical resistance
R_MS: 1.45; N·s/m
Nominal diameter: 12; ″
: 320; mm
Overall diameter: 315; mm
Baffle cutout diameter: 282; mm
Overall depth: 169; mm
Flange thickness: 14; mm
Mounting depth: 155; mm
Volume occupied by the driver (estimated): 3.7; L
Net weight: 8.25; kg

Datasheet

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B&C Speaker 12FCX76

Coaxial

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Specifications

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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