Eighteen Sound 12W1300

Name: 12W1300
Brand: Eighteen Sound

Low frequency

12″ / 300 mm

Nominal diameter

50 Hz

Resonance

0.26

Q factor

95 dB

Sensitivity

± 7.5 mm

Linear excursion

1000 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 94.9; dB
Frequency response: 45 - 2500; Hz
Resonance frequency (free air)
f_S: 50.0; Hz
Mechanical quality factor
Q_MS: 4.15
Electrical quality factor
Q_ES: 0.28
Total quality factor
Q_TS: 0.26
Maximum linear excursion
x_max: 7.5; mm
Maximum excursion before damage
x_lim: 17.0; mm
Air volume displaced at x_max
V_D: 398; cm³
Power handling
P: 700; W
Program power
P_max: 1000; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.2; Ω
Inductance (1kHz)
L_E: 1.9; mH
VC Diameter: 100; mm
Winding material: Aluminum
Force factor
Bl: 20.0; N/A
Motor constant
Bl/√R_E: 8.77; N/√W
Material: Ferrite
Effective diameter: 260; mm
Effective area
S_D: 530; cm²
Moving mass
M_MS: 72; g
Moving mass (without air load)
M_MD: 63.3; g
Material: Straight ribbed, carbon fiber cellulose
Stiffness
K_MS: 7.09; N/mm
Compliance
C_MS: 141; µm/N
Equivalent volume to the compliance
V_AS: 56; L
Mechanical resistance
R_MS: 5.45; N·s/m
Surround material: Triple roll, Polycotton
Nominal diameter: 12; ″
: 300; mm
Overall diameter: 315; mm
Baffle cutout diameter: 282; mm
Overall depth: 119; mm
Flange thickness: 17; mm
Mounting depth: 102; mm
Volume occupied by the driver (estimated): 3.3; L
Net weight: 10.0; kg

Datasheet

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Eighteen Sound 12W1300

Low frequency

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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