Eighteen Sound 15CX1000

Name: 15CX1000
Brand: Eighteen Sound

Coaxial

15″ / 380 mm

Nominal diameter

48 Hz

Resonance

0.31

Q factor

97 dB

Sensitivity

± 6 mm

Linear excursion

1000 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 97.4; dB
Frequency response: 45 - 20000; Hz
Resonance frequency (free air)
f_S: 48.0; Hz
Mechanical quality factor
Q_MS: 6.00
Electrical quality factor
Q_ES: 0.32
Total quality factor
Q_TS: 0.31
Maximum linear excursion
x_max: 6.0; mm
Maximum excursion before damage
x_lim: 19.5; mm
Air volume displaced at x_max
V_D: 513; cm³
Power handling
P: 850; W
Program power
P_max: 1000; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.5; Ω
Inductance (1kHz)
L_E: 1.5; mH
VC Diameter: 100; mm
Winding material: Aluminum
Force factor
Bl: 21.0; N/A
Motor constant
Bl/√R_E: 8.95; N/√W
Material: Ferrite
Effective diameter: 330; mm
Effective area
S_D: 855; cm²
Moving mass
M_MS: 85; g
Moving mass (without air load)
M_MD: 67.6; g
Material: Curvilinear, carbon fiber reinforced cellulose
Stiffness
K_MS: 7.81; N/mm
Compliance
C_MS: 128; µm/N
Equivalent volume to the compliance
V_AS: 133; L
Mechanical resistance
R_MS: 4.27; N·s/m
Surround material: Triple roll, Polycotton
Nominal diameter: 15; ″
: 380; mm
Overall diameter: 387; mm
Baffle cutout diameter: 357; mm
Overall depth: 218; mm
Flange thickness: 20; mm
Mounting depth: 198; mm
Volume occupied by the driver (estimated): 7.0; L
Net weight: 14.4; kg

Datasheet

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Eighteen Sound 15CX1000

Coaxial

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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