B&C Speaker 10CLA64

• Sensitivity (1W, 1m, infinite baffle) SPL1W 93.9dB
• Frequency response 75 - 4000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 74Hz
• Mechanical quality factor QMS 6.80
• Electrical quality factor QES 0.45
• Total quality factor QTS 0.42

Large signal parameters

• Maximum linear excursion xmax 5mm
• Air volume displaced at xmax VD 160cm³
• Power handling P 250W
• Program power Pmax 500W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.5Ω
• Inductance (1kHz) LE 0.9mH
• VC Diameter 64mm
• Winding height HVC 14mm
• Winding material Aluminium
• Former material Glass Fibre

Magnet

• Flux density B 1.15T
• Force factor Bl 14.5N/A
• Motor constant Bl/√RE 6.18N/√W
• Air gap height HAG 8mm
• Material Neodymium Inside Slug

Diaphragm

• Effective diameter 202mm
• Effective area SD 320cm²
• Moving mass MMS 36g
• Moving mass (without air load) MMD 31.7g
• Material Waterproof Front Side

Suspensions

• Stiffness KMS 8N/mm
• Compliance CMS 125µm/N
• Equivalent volume to the compliance VAS 18.5L
• Mechanical resistance RMS 2.46N·s/m

Dimensions

• Nominal diameter 10″
• 250mm
• Overall diameter 257mm
• Baffle cutout diameter 232mm
• Overall depth 111mm
• Flange thickness 9mm
• Mounting depth 102mm
• Volume occupied by the driver 1L
• Net weight 1.85kg