Eminence KAPPALITE 3012LF-4

Name: KAPPALITE 3012LF-4
Brand: Eminence

4Ω

8Ω

Subwoofer

12″ / 305 mm

Nominal diameter

36 Hz

Resonance

0.31

Q factor

94 dB

Sensitivity

± 9.1 mm

Linear excursion

1100 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 93.7; dB
Frequency response: 41 - 2000; Hz
Resonance frequency (free air)
f_S: 36.0; Hz
Mechanical quality factor
Q_MS: 8.38
Electrical quality factor
Q_ES: 0.32
Total quality factor
Q_TS: 0.31
Maximum linear excursion
x_max: 9.1; mm
Maximum excursion before damage
x_lim: 14.5; mm
Air volume displaced at x_max
V_D: 496; cm³
Power handling
P: 550; W
Program power
P_max: 1100; W
Nominal impedance
Z: 4; Ω
DC resistance
R_E: 3.9; Ω
Inductance (1kHz)
L_E: 0.66; mH
VC Diameter: 76; mm
Winding material: Copper
Former material: Kapton
Force factor
Bl: 14.27; N/A
Motor constant
Bl/√R_E: 7.24; N/√W
Air gap height
H_AG: 9.3; mm
Weight: 0.312; kg
Material: Neodymium
Effective diameter: 264; mm
Effective area
S_D: 545; cm²
Moving mass
M_MS: 72; g
Moving mass (without air load)
M_MD: 63; g
Material: Treated paper
Stiffness
K_MS: 3.85; N/mm
Compliance
C_MS: 260; µm/N
Equivalent volume to the compliance
V_AS: 107; L
Mechanical resistance
R_MS: 1.94; N·s/m
Surround material: Sealed cloth
Nominal diameter: 12; ″
: 305; mm
Overall diameter: 315; mm
Baffle cutout diameter: 281; mm
Overall depth: 152; mm
Volume occupied by the driver: 1.56; L
Net weight: 3.45; kg
Frame material: Die-cast aluminum

Eminence KAPPALITE 3012LF-4 SPL & Impedance

Datasheet

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Eminence KAPPALITE 3012LF-4

Subwoofer

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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