Skar Audio EVL-8 D4

2x4Ω

Subwoofer

8″ / 220 mm

Nominal diameter

65 Hz

Resonance

0.59

Q factor

82 dB

Sensitivity

± 14 mm

Linear excursion

1200 W

Program Power

Skar Audio EVL-8 D4 Subwoofer

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 81.7; dB
Resonance frequency (free air)
f_S: 65.2; Hz
Mechanical quality factor
Q_MS: 5.47
Electrical quality factor
Q_ES: 0.66
Total quality factor
Q_TS: 0.59
Maximum linear excursion
x_max: 14.0; mm
Air volume displaced at x_max
V_D: 264; cm³
Power handling
P: 600; W
Program power
P_max: 1200; W
Nominal impedance
Z: 2 x 4; Ω
DC resistance (in series)
R_E: 6.8; Ω
Inductance (1kHz, in series, estimated)
L_E: 1.87; mH
VC Diameter: 64; mm
Winding material: Copper
Force factor (in series)
Bl: 23.62; N/A
Motor constant
Bl/√R_E: 9.06; N/√W
Diameter: 154; mm
Effective diameter: 155; mm
Effective area
S_D: 189; cm²
Moving mass
M_MS: 133.3; g
Moving mass (without air load)
M_MD: 131.2; g
Material: Pressed Paper
Stiffness
K_MS: 10.75; N/mm
Compliance
C_MS: 93; µm/N
Equivalent volume to the compliance
V_AS: 4.7; L
Mechanical resistance
R_MS: 9.98; N·s/m
Surround material: Foam
Nominal diameter: 8; ″
: 220; mm
Overall diameter: 220; mm
Baffle cutout diameter: 192; mm
Overall depth: 183; mm
Flange thickness: 30; mm
Mounting depth: 153; mm
Volume occupied by the driver (estimated): 2.1; L

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