B&C Speaker 10FL64

• Sensitivity (1W, 1m, infinite baffle) SPL1W 94.1dB
• Frequency response 65 - 2500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 63Hz
• Mechanical quality factor QMS 5.40
• Electrical quality factor QES 0.34
• Total quality factor QTS 0.32

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 5.6Ω
• Inductance (1kHz) LE 0.7mH
• VC Diameter 64mm
• Winding height HVC 13mm
• Winding material Copper
• Former material Kapton

Magnet

• Flux density B 1.2T
• Force factor Bl 16N/A
• Motor constant Bl/√RE 6.76N/√W
• Air gap height HAG 9mm
• Material Ferrite

Diaphragm

• Effective diameter 202mm
• Effective area SD 320cm²
• Moving mass MMS 38g
• Moving mass (without air load) MMD 33.7g
• Material Waterproof Front Side

Suspensions

• Stiffness KMS 6.14N/mm
• Compliance CMS 163µm/N
• Equivalent volume to the compliance VAS 23L
• Mechanical resistance RMS 2.79N·s/m

Dimensions

• Nominal diameter 10″
• 250mm
• Overall diameter 261mm
• Baffle cutout diameter 230mm
• Overall depth 105mm
• Flange thickness 12mm
• Mounting depth 93mm
• Volume occupied by the driver 2L
• Net weight 4.8kg