B&C Speaker 12HCX76

Name: 12HCX76
Brand: B&C Speaker

Coaxial

12″ / 320 mm

Nominal diameter

42 Hz

Resonance

0.19

Q factor

98 dB

Sensitivity

± 4 mm

Linear excursion

700 W

Program Power

Parts Express
: $$$
Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 97.6; dB
Frequency response: 45 - 18000; Hz
Resonance frequency (free air)
f_S: 42.0; Hz
Mechanical quality factor
Q_MS: 8.00
Electrical quality factor
Q_ES: 0.20
Total quality factor
Q_TS: 0.19
Maximum linear excursion
x_max: 4.0; mm
Air volume displaced at x_max
V_D: 209; cm³
Power handling
P: 350; W
Program power
P_max: 700; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.0; Ω
Inductance (1kHz)
L_E: 0.8; mH
VC Diameter: 76; mm
Winding height
H_VC: 16.5; mm
Winding material: Copper
Former material: Glass Fibre
Flux density
B: 1.15; T
Force factor
Bl: 17.6; N/A
Motor constant
Bl/√R_E: 7.87; N/√W
Air gap height
H_AG: 8; mm
Material: Neodymium Ring
Effective diameter: 258; mm
Effective area
S_D: 522; cm²
Moving mass
M_MS: 47; g
Moving mass (without air load)
M_MD: 38.4; g
Material: Waterproof Front Side
Stiffness
K_MS: 3.27; N/mm
Compliance
C_MS: 306; µm/N
Equivalent volume to the compliance
V_AS: 120; L
Mechanical resistance
R_MS: 1.55; N·s/m
Nominal diameter: 12; ″
: 320; mm
Overall diameter: 315; mm
Baffle cutout diameter: 283; mm
Overall depth: 168; mm
Flange thickness: 14; mm
Mounting depth: 154; mm
Volume occupied by the driver (estimated): 2.7; L
Net weight: 5.3; kg

Datasheet

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B&C Speaker 12HCX76

Coaxial

Available on (affiliate link)

Specifications

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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