Oberton 8NCX Coaxial

Oberton 8NCX Coaxial
8" Coaxial/ Lautsprecher

Nominal diameter: 210 mm (8 in)
Impedance: LF 8 Ohm /HF 16 Ohm
Minimum impedance LF: 6.42 Ohm
Frequency range: 70 - 20000 Hz
Dispersion angle: 100 deg

LF unit

Sensitivity (200-1000 Hz): 95 dB
Power Capacity AES ¹: 200 W
Program Power ²: 400 W
Voice Coil Diameter: 51 mm (2 in)
Voice Coil Material: Aluminium
Voice Coil Former: Kapton
Voice Coil Winding Depth: 14 mmMagnet Gap Depth: 7 mm.
Cone Material: Paper
Basket: Die Cast Aluminium
Magnet: Neodymium
Flux Density: 0.95 T

HF unit

Minimum impedance HF: 12.37 Ohms
DC resistance: 10.6 Ohms
Sensitivity (1000-15000 Hz): 107 dB
Power capacity (1000-20000 Hz): 40 W
Program power: 80 W
Voice coil diameter: 44 mm (1.75 in)
Winding material: CCAW*
Diaphragm material: sandwich polyester
Flux density: 1.9 T

Resonance Frequency: 77.23 Hz
Mechanical Efficiency Factor (Qms): 4.66
Electrical Efficiency Factor (Qes):0.44
Total Q (Qts): 0.40
Equivalent Air Volume (Vas ): 14.89 L
Diaphragm mass ind. airload (Mms): 15.94 g
Voice Coil Resistance Re: 5.80 Ohms
Effective Diagram Area (Sd): 202 cm2
Peak Linear Displacement of Diaphragm(Xmax)**: ± 5.25 mm
Mechanical Compliance of Suspension (Cms): 0.267 mm/N
BL Product (BL): 10.10 T.m
V.C. Inductance at 1 kHz (Le): 0.648 mH