B&C Speaker 10NW76

• Sensitivity (1W, 1m, infinite baffle) SPL1W 94.7dB
• Frequency response 65 - 3500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 67Hz
• Mechanical quality factor QMS 7.80
• Electrical quality factor QES 0.27
• Total quality factor QTS 0.26

Large signal parameters

• Maximum linear excursion xmax 6.8mm
• Air volume displaced at xmax VD 218cm³
• Power handling P 400W
• Program power Pmax 800W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.5Ω
• Inductance (1kHz) LE 0.38mH
• VC Diameter 76mm
• Winding height HVC 18.5mm
• Winding material Copper Clad Aluminium
• Former material Glass Fibre

Magnet

• Flux density B 1.35T
• Force factor Bl 20N/A
• Motor constant Bl/√RE 8.53N/√W
• Air gap height HAG 10mm
• Material Neodymium Ring

Diaphragm

• Effective diameter 202mm
• Effective area SD 320cm²
• Moving mass MMS 47g
• Moving mass (without air load) MMD 42.7g
• Material Waterproof Front Side

Suspensions

• Stiffness KMS 8.26N/mm
• Compliance CMS 121µm/N
• Equivalent volume to the compliance VAS 17.6L
• Mechanical resistance RMS 2.54N·s/m

Dimensions

• Nominal diameter 10″
• 250mm
• Overall diameter 261mm
• Baffle cutout diameter 233mm
• Overall depth 119mm
• Flange thickness 13mm
• Mounting depth 106mm
• Volume occupied by the driver 1.5L
• Net weight 3.8kg