B&C Speaker 10NDL88

• Sensitivity (1W, 1m, infinite baffle) SPL1W 93.6dB
• Frequency response 61 - 2500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 61Hz
• Mechanical quality factor QMS 7.30
• Electrical quality factor QES 0.26
• Total quality factor QTS 0.25

Large signal parameters

• Maximum linear excursion xmax 8.1mm
• Air volume displaced at xmax VD 259cm³
• Power handling P 700W
• Program power Pmax 1400W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.1Ω
• Inductance (1kHz) LE 1.18mH
• VC Diameter 88mm
• Winding height HVC 21.7mm
• Winding material Aluminium
• Former material Glass Fibre

Magnet

• Flux density B 1.05T
• Force factor Bl 20N/A
• Motor constant Bl/√RE 8.86N/√W
• Air gap height HAG 11mm
• Material Neodymium Inside Slug

Diaphragm

• Effective diameter 202mm
• Effective area SD 320cm²
• Moving mass MMS 53.5g
• Moving mass (without air load) MMD 49.2g
• Material Waterproof Front Side

Suspensions

• Stiffness KMS 7.81N/mm
• Compliance CMS 128µm/N
• Equivalent volume to the compliance VAS 18.4L
• Mechanical resistance RMS 2.81N·s/m
• Spider material Silicone

Dimensions

• Nominal diameter 10″
• 250mm
• Overall diameter 261mm
• Baffle cutout diameter 232mm
• Overall depth 128mm
• Flange thickness 14mm
• Mounting depth 114mm
• Volume occupied by the driver 1.5L
• Net weight 4.6kg