Eminence DEFINIMAX 4012HO

Name: DEFINIMAX 4012HO
Brand: Eminence

Mid Bass

12″ / 305 mm

Nominal diameter

51 Hz

Resonance

0.35

Q factor

94 dB

Sensitivity

± 6.2 mm

Linear excursion

1200 W

Program Power

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Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 94.3; dB
Frequency response: 48 - 2700; Hz
Resonance frequency (free air)
f_S: 51.0; Hz
Mechanical quality factor
Q_MS: 11.03
Electrical quality factor
Q_ES: 0.36
Total quality factor
Q_TS: 0.35
Maximum linear excursion
x_max: 6.2; mm
Maximum excursion before damage
x_lim: 11.2; mm
Air volume displaced at x_max
V_D: 338; cm³
Power handling
P: 600; W
Program power
P_max: 1200; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.5; Ω
Inductance (1kHz)
L_E: 0.95; mH
VC Diameter: 102; mm
Winding material: Edge wound copper
Former material: Kapton
Force factor
Bl: 19.56; N/A
Motor constant
Bl/√R_E: 8.33; N/√W
Air gap height
H_AG: 9.5; mm
Weight: 3.09; kg
Material: Ferrite
Effective diameter: 264; mm
Effective area
S_D: 545; cm²
Moving mass
M_MS: 78; g
Moving mass (without air load)
M_MD: 69; g
Material: Water resistant paper
Stiffness
K_MS: 7.69; N/mm
Compliance
C_MS: 130; µm/N
Equivalent volume to the compliance
V_AS: 53.7; L
Mechanical resistance
R_MS: 2.27; N·s/m
Surround material: Cloth
Nominal diameter: 12; ″
: 305; mm
Overall diameter: 315; mm
Baffle cutout diameter: 281; mm
Overall depth: 135; mm
Volume occupied by the driver: 3.0; L
Net weight: 10.21; kg
Frame material: Die-cast aluminum

Eminence DEFINIMAX 4012HO SPL & Impedance

Datasheet

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Eminence DEFINIMAX 4012HO

Mid Bass

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Specifications

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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