Oberton 12NCX Coaxial

Oberton 12NCX Coaxial
12" Coaxial/ Lautsprecher

Nominal diameter: 315 mm (12 in)
Impedance: LF 8 Ohm /HF 16 Ohm
Minimum impedance LF: 6.73 Ohm
Frequency range: 60 - 16000 Hz
Dispersion angle: 80 deg

LF unit

Sensitivity (200-1000 Hz): 98 dB
Power Capacity AES ¹: 350 W
Program Power ²: 700 W
Voice Coil Diameter: 77 mm (3 in)
Voice Coil Material: CCAW
Voice Coil Former: Kapton
Voice Coil Winding Depth: 15 mmMagnet Gap Depth: 9 mm.
Cone Material: Paper
Basket: Die Cast Aluminium
Magnet: Neodymium
Flux Density: 1.1 T

HF unit

Minimum impedance HF: 11.59 Ohms
DC resistance: 10 Ohms
Sensitivity (1000-15000 Hz): 106 dB
Power capacity (1000-20000 Hz): 75 W
Program power: 150 W
Voice coil diameter: 72 mm (2.85 in)
Winding material: CCAW*
Diaphragm material: sandwich polyester
Flux density: 1.85 T

Resonance Frequency: 58.23 Hz
Mechanical Efficiency Factor (Qms): 6.18
Electrical Efficiency Factor (Qes):0.31
Total Q (Qts): 0.30
Equivalent Air Volume (Vas ): 62.92 L
Diaphragm mass ind. airload (Mms): 43.92 g
Voice Coil Resistance Re: 5.7 Ohms
Effective Diagram Area (Sd): 514.7 cm2
Peak Linear Displacement of Diaphragm(Xmax)**: ± 5.25 mm
Mechanical Compliance of Suspension (Cms): 0.17 mm/N
BL Product (BL): 17.19 T.m
V.C. Inductance at 1 kHz (Le): 0.58 mH