PHL audio 7081

Name: 7081
Brand: PHL audio

Subwoofer

18″ / 460 mm

Nominal diameter

34 Hz

Resonance

0.41

Q factor

95 dB

Sensitivity

± 7.5 mm

Linear excursion

1500 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 94.9; dB
Frequency response: 30 - 800; Hz
Resonance frequency (free air)
f_S: 34.0; Hz
Mechanical quality factor
Q_MS: 5.81
Electrical quality factor
Q_ES: 0.44
Total quality factor
Q_TS: 0.41
Maximum linear excursion
x_max: 7.5; mm
Maximum excursion before damage
x_lim: 16.0; mm
Air volume displaced at x_max
V_D: 962; cm³
Power handling
P: 750; W
Program power
P_max: 1500; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.6; Ω
Inductance (1kHz)
L_E: 1.41; mH
VC Diameter: 101; mm
Winding height
H_VC: 22; mm
Force factor
Bl: 22.7; N/A
Motor constant
Bl/√R_E: 9.59; N/√W
Air gap height
H_AG: 10; mm
Diameter: 225; mm
Material: Ferrite
Effective diameter: 404; mm
Effective area
S_D: 1282; cm²
Moving mass
M_MS: 190; g
Moving mass (without air load)
M_MD: 159.2; g
Stiffness
K_MS: 9.09; N/mm
Compliance
C_MS: 110; µm/N
Equivalent volume to the compliance
V_AS: 268; L
Mechanical resistance
R_MS: 6.99; N·s/m
Nominal diameter: 18; ″
: 460; mm
Overall diameter: 457; mm
Baffle cutout diameter: 422; mm
Overall depth: 186; mm
Flange thickness: 15; mm
Mounting depth: 171; mm
Volume occupied by the driver: 7.0; L
Net weight: 10.9; kg

Datasheet

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PHL audio 7081

Subwoofer

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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