Oberton 12NMB35

Name: Oberton 12NMB35
Brand: Oberton

Mid Bass

12″ / 315 mm

Nominal diameter

54 Hz

Resonance

0.36

Q factor

95 dB

Sensitivity

± 6.75 mm

Linear excursion

1200 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 95.0; dB
Frequency response: 50 - 3000; Hz
Resonance frequency (free air)
f_S: 54.4; Hz
Mechanical quality factor
Q_MS: 7.41
Electrical quality factor
Q_ES: 0.38
Total quality factor
Q_TS: 0.36
Maximum linear excursion
x_max: 6.75; mm
Air volume displaced at x_max
V_D: 347; cm³
Power handling
P: 600; W
Program power
P_max: 1200; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.5; Ω
Inductance (1kHz)
L_E: 1.01; mH
VC Diameter: 88; mm
Winding height
H_VC: 19; mm
Winding material: Aluminium
Former material: Glass fiber
Flux density
B: 1.05; T
Force factor
Bl: 17.0; N/A
Motor constant
Bl/√R_E: 7.25; N/√W
Air gap height
H_AG: 11; mm
Material: Neodymium
Effective diameter: 256; mm
Effective area
S_D: 515; cm²
Moving mass
M_MS: 58.3; g
Moving mass (without air load)
M_MD: 49.8; g
Material: Paper with Kevlar + glass fibers
Stiffness
K_MS: 6.81; N/mm
Compliance
C_MS: 147; µm/N
Equivalent volume to the compliance
V_AS: 54.3; L
Mechanical resistance
R_MS: 2.69; N·s/m
Nominal diameter: 12; ″
: 315; mm
Overall diameter: 315; mm
Baffle cutout diameter: 280; mm
Overall depth: 156; mm
Volume occupied by the driver (estimated): 2.5; L
Net weight: 5.05; kg
Frame material: Die Cast Aluminium

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Oberton 12NMB35

Mid Bass

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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