P.Audio EX18-1000S

Name: EX18-1000S
Brand: P.Audio

Low frequency

18″ / 457 mm

Nominal diameter

38 Hz

Resonance

0.61

Q factor

94 dB

Sensitivity

± 5.25 mm

Linear excursion

2000 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 93.9; dB
Frequency response: 35 - 1000; Hz
Resonance frequency (free air)
f_S: 38.0; Hz
Mechanical quality factor
Q_MS: 8.64
Electrical quality factor
Q_ES: 0.65
Total quality factor
Q_TS: 0.61
Maximum linear excursion
x_max: 5.25; mm
Air volume displaced at x_max
V_D: 643; cm³
Power handling
P: 1000; W
Program power
P_max: 2000; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.8; Ω
Inductance (1kHz)
L_E: 0.87; mH
VC Diameter: 99; mm
Winding height
H_VC: 25.5; mm
Winding material: CCAR
Former material: Glass fiber
Flux density
B: 1.0; T
Force factor
Bl: 20.12; N/A
Motor constant
Bl/√R_E: 8.35; N/√W
Air gap height
H_AG: 15; mm
Material: Ferrite
Effective diameter: 396; mm
Effective area
S_D: 1225; cm²
Moving mass
M_MS: 189.6; g
Moving mass (without air load)
M_MD: 159.9; g
Material: Paper
Stiffness
K_MS: 11.11; N/mm
Compliance
C_MS: 90; µm/N
Equivalent volume to the compliance
V_AS: 191; L
Mechanical resistance
R_MS: 5.24; N·s/m
Surround material: Cloth
Spider material: Cotton (Double)
Nominal diameter: 18; ″
: 457; mm
Overall diameter: 460; mm
Baffle cutout diameter: 418; mm
Overall depth: 212; mm
Flange thickness: 12; mm
Mounting depth: 200; mm
Volume occupied by the driver (estimated): 7.2; L
Net weight: 13.0; kg
Frame material: Steel

Datasheet

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P.Audio EX18-1000S

Low frequency

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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