Oberton 10NMB300
8Ω
Mid-range
Nominal diameter | 10″ / 262 mm |
Resonance | 62.1 Hz |
Q factor | 0.21 |
Sensitivity | 95.4 dB |
Linear excursion | ± 5.3 mm |
Program Power | 800 W |
Discontinued
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 95.4dB
- Frequency response 80 - 2500Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 62.1Hz
- Mechanical quality factor QMS 10.61
- Electrical quality factor QES 0.22
- Total quality factor QTS 0.21
Large signal parameters
- Maximum linear excursion xmax 5.3mm
- Air volume displaced at xmax VD 167cm³
- Power handling P 400W
- Program power Pmax 800W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.6Ω
- Inductance (1kHz) LE 0.66mH
- VC Diameter 77mm
- Winding height HVC 15mm
- Winding material Aluminium
- Former material Kapton
Magnet
- Flux density B 1.45T
- Force factor Bl 20.8N/A
- Motor constant Bl/√RE 8.77N/√W
- Air gap height HAG 9mm
- Material Neodymium
Diaphragm
- Effective diameter 201mm
- Effective area SD 317cm²
- Moving mass MMS 42.7g
- Moving mass (without air load) MMD 38.4g
- Material Kevlar Paper
Suspensions
- Stiffness KMS 6.49N/mm
- Compliance CMS 154µm/N
- Equivalent volume to the compliance VAS 22.1L
- Mechanical resistance RMS 1.57N·s/m
Dimensions
- Nominal diameter 10″
- 262mm
- Overall diameter 263mm
- Baffle cutout diameter 225mm
- Overall depth 148mm
- Volume occupied by the driver (estimated) 2.1L
- Net weight 4.75kg
- Frame material Die cast aluminium
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