Oberton 12H4CX72

Name: 12H4CX72
Brand: Oberton

Coaxial

12″ / 315 mm

Nominal diameter

50 Hz

Resonance

0.25

Q factor

98 dB

Sensitivity

± 4.5 mm

Linear excursion

800 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 98.1; dB
Frequency response: 60 - 18000; Hz
Resonance frequency (free air)
f_S: 49.9; Hz
Mechanical quality factor
Q_MS: 10.33
Electrical quality factor
Q_ES: 0.26
Total quality factor
Q_TS: 0.25
Maximum linear excursion
x_max: 4.5; mm
Air volume displaced at x_max
V_D: 232; cm³
Power handling
P: 400; W
Program power
P_max: 800; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 6.5; Ω
Inductance (1kHz)
L_E: 0.45; mH
VC Diameter: 100; mm
Winding height
H_VC: 6; mm
Winding material: Copper Clad Aluminium
Former material: Glass fiber
Flux density
B: 1.37; T
Force factor
Bl: 19.92; N/A
Motor constant
Bl/√R_E: 7.81; N/√W
Air gap height
H_AG: 12; mm
Material: Neodymium
Effective diameter: 256; mm
Effective area
S_D: 515; cm²
Moving mass
M_MS: 50.4; g
Moving mass (without air load)
M_MD: 41.9; g
Material: Paper with Kevlar fibers
Stiffness
K_MS: 4.95; N/mm
Compliance
C_MS: 202; µm/N
Equivalent volume to the compliance
V_AS: 74.7; L
Mechanical resistance
R_MS: 1.53; N·s/m
Nominal diameter: 12; ″
: 315; mm
Overall diameter: 315; mm
Baffle cutout diameter: 280; mm
Overall depth: 242; mm
Volume occupied by the driver (estimated): 5.2; L
Net weight: 10.1; kg
Frame material: Die Cast Aluminium

Export this driver to a simulation software:

Oberton 12H4CX72

Coaxial

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

Export this driver to a simulation software:

Similar speaker drivers to Oberton 12H4CX72