MISCO QC12W-8A

Name: QC12W-8A
Brand: MISCO

Woofer

12″ / 304 mm

Nominal diameter

45 Hz

Resonance

0.34

Q factor

96 dB

Sensitivity

± 6.4 mm

Linear excursion

350 W

Program Power

Discontinued

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 95.5; dB
Frequency response: 30 - 1000; Hz
Resonance frequency (free air)
f_S: 45.0; Hz
Mechanical quality factor
Q_MS: 1.80
Electrical quality factor
Q_ES: 0.42
Total quality factor
Q_TS: 0.34
Maximum linear excursion
x_max: 6.4; mm
Air volume displaced at x_max
V_D: 345; cm³
Power handling
P: 175; W
Program power
P_max: 350; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 6.6; Ω
Inductance (1kHz, estimated)
L_E: 0.93; mH
VC Diameter: 64; mm
Winding material: Copper
Former material: Kapton
Force factor
Bl: 14.4; N/A
Motor constant
Bl/√R_E: 5.61; N/√W
Weight: 1.562; kg
Material: Ferrite
Effective diameter: 262; mm
Effective area
S_D: 539; cm²
Moving mass
M_MS: 45.5; g
Moving mass (without air load)
M_MD: 36.6; g
Material: Paper
Stiffness
K_MS: 3.64; N/mm
Compliance
C_MS: 275; µm/N
Equivalent volume to the compliance
V_AS: 113; L
Mechanical resistance
R_MS: 7.15; N·s/m
Surround material: Cloth
Nominal diameter: 12; ″
: 304; mm
Overall diameter: 315; mm
Baffle cutout diameter: 282; mm
Overall depth: 134; mm
Flange thickness: 9; mm
Mounting depth: 125; mm
Volume occupied by the driver (estimated): 2.5; L
Net weight: 5.604; kg
Frame material: Cast Aluminum

Datasheet

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MISCO QC12W-8A

Woofer

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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