B&C Speaker 15CLA76

• Sensitivity (1W, 1m, infinite baffle) SPL1W 98dB
• Frequency response 40 - 3000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 40Hz
• Mechanical quality factor QMS 6.90
• Electrical quality factor QES 0.31
• Total quality factor QTS 0.30

Large signal parameters

• Maximum linear excursion xmax 5.5mm
• Air volume displaced at xmax VD 470cm³
• Power handling P 350W
• Program power Pmax 700W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.2Ω
• Inductance (1kHz) LE 0.5mH
• VC Diameter 76mm
• Winding height HVC 16mm
• Winding material Aluminium
• Former material Glass Fibre

Magnet

• Flux density B 1.2T
• Force factor Bl 19.8N/A
• Motor constant Bl/√RE 8.68N/√W
• Air gap height HAG 11mm
• Material Neodymium Inside Slug

Diaphragm

• Effective diameter 330mm
• Effective area SD 855cm²
• Moving mass MMS 93g
• Moving mass (without air load) MMD 75.6g
• Material Waterproof Front Side

Suspensions

• Stiffness KMS 5.88N/mm
• Compliance CMS 170µm/N
• Equivalent volume to the compliance VAS 176L
• Mechanical resistance RMS 3.39N·s/m

Dimensions

• Nominal diameter 15″
• 380mm
• Overall diameter 388mm
• Baffle cutout diameter 353mm
• Overall depth 171mm
• Flange thickness 10mm
• Mounting depth 161mm
• Volume occupied by the driver 4.4L
• Net weight 3.8kg