Oberton 12NXL400
8Ω
Subwoofer
Nominal diameter | 12″ / 315 mm |
Resonance | 48.6 Hz |
Q factor | 0.20 |
Sensitivity | 98.1 dB |
Linear excursion | ± 5.3 mm |
Program Power | 900 W |
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- Sensitivity (1W, 1m, infinite baffle) SPL1W 98.1dB
- Frequency response 50 - 3500Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 48.6Hz
- Mechanical quality factor QMS 11.90
- Electrical quality factor QES 0.21
- Total quality factor QTS 0.20
Large signal parameters
- Maximum linear excursion xmax 5.3mm
- Air volume displaced at xmax VD 270cm³
- Power handling P 450W
- Program power Pmax 900W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.7Ω
- Inductance (1kHz) LE 0.69mH
- VC Diameter 77mm
- Winding height HVC 15mm
- Winding material Aluminium
- Former material Kapton
Magnet
- Flux density B 1.45T
- Force factor Bl 20.6N/A
- Motor constant Bl/√RE 8.62N/√W
- Air gap height HAG 9mm
- Material Neodymium
Diaphragm
- Effective diameter 256mm
- Effective area SD 515cm²
- Moving mass MMS 50.1g
- Moving mass (without air load) MMD 41.6g
- Material Paper
Suspensions
- Stiffness KMS 4.67N/mm
- Compliance CMS 214µm/N
- Equivalent volume to the compliance VAS 79.2L
- Mechanical resistance RMS 1.28N·s/m
Dimensions
- Nominal diameter 12″
- 315mm
- Overall diameter 315mm
- Baffle cutout diameter 280mm
- Overall depth 180mm
- Volume occupied by the driver (estimated) 2.8L
- Net weight 5.05kg
- Frame material Die Cast Aluminium
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