B&C Speaker 8NDL64
8Ω
16Ω
Woofer
Nominal diameter | 8″ / 200 mm |
Resonance | 73 Hz |
Q factor | 0.24 |
Sensitivity | 94.5 dB |
Linear excursion | ± 4.5 mm |
Program Power | 700 W |
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- Sensitivity (1W, 1m, infinite baffle) SPL1W 94.5dB
- Frequency response 80 - 4000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 73Hz
- Mechanical quality factor QMS 6.80
- Electrical quality factor QES 0.25
- Total quality factor QTS 0.24
Large signal parameters
- Maximum linear excursion xmax 4.5mm
- Air volume displaced at xmax VD 99cm³
- Power handling P 350W
- Program power Pmax 700W
Voice Coil
- Nominal impedance Z 16Ω
- DC resistance RE 11.2Ω
- Inductance (1kHz) LE 1.03mH
- VC Diameter 64mm
- Winding height HVC 14mm
- Winding material Copper
- Former material Glass Fibre
Magnet
- Flux density B 1.25T
- Force factor Bl 24N/A
- Motor constant Bl/√RE 7.17N/√W
- Air gap height HAG 8mm
- Material Neodymium Inside Slug
Diaphragm
- Effective diameter 167mm
- Effective area SD 220cm²
- Moving mass MMS 27g
- Moving mass (without air load) MMD 24.5g
- Material Waterproof Front Side
Suspensions
- Stiffness KMS 5.88N/mm
- Compliance CMS 170µm/N
- Equivalent volume to the compliance VAS 11.8L
- Mechanical resistance RMS 1.82N·s/m
Dimensions
- Nominal diameter 8″
- 200mm
- Overall diameter 225mm
- Baffle cutout diameter 187mm
- Overall depth 95mm
- Flange thickness 10mm
- Mounting depth 85mm
- Volume occupied by the driver 1.5L
- Net weight 2.6kg
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