B&C Speaker 8MBX51
8Ω
16ΩWoofer
Nominal diameter | 8″ / 200 mm |
Resonance | 60 Hz |
Q factor | 0.29 |
Sensitivity | 94.2 dB |
Linear excursion | ± 6 mm |
Program Power | 400 W |
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- Sensitivity (1W, 1m, infinite baffle) SPL1W 94.2dB
- Frequency response 60 - 4000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 60Hz
- Mechanical quality factor QMS 5.60
- Electrical quality factor QES 0.31
- Total quality factor QTS 0.29
Large signal parameters
- Maximum linear excursion xmax 6mm
- Air volume displaced at xmax VD 132cm³
- Power handling P 200W
- Program power Pmax 400W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 4.9Ω
- Inductance (1kHz) LE 0.4mH
- VC Diameter 51mm
- Winding height HVC 15mm
- Winding material Aluminium
- Former material Glass Fibre
Magnet
- Flux density B 1.3T
- Force factor Bl 11.4N/A
- Motor constant Bl/√RE 5.15N/√W
- Air gap height HAG 7mm
- Material Neodymium Ring
Diaphragm
- Effective diameter 167mm
- Effective area SD 220cm²
- Moving mass MMS 20g
- Moving mass (without air load) MMD 17.5g
- Material Waterproof
Suspensions
- Stiffness KMS 3.1N/mm
- Compliance CMS 323µm/N
- Equivalent volume to the compliance VAS 23L
- Mechanical resistance RMS 1.35N·s/m
Dimensions
- Nominal diameter 8″
- 200mm
- Overall diameter 225mm
- Baffle cutout diameter 187mm
- Overall depth 93mm
- Flange thickness 9mm
- Mounting depth 84mm
- Volume occupied by the driver 1.1L
- Net weight 1.8kg
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