B&C Speaker 15NA100

• Sensitivity (1W, 1m, infinite baffle) SPL1W 96.1dB
• Frequency response 45 - 2000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 47Hz
• Mechanical quality factor QMS 6.10
• Electrical quality factor QES 0.29
• Total quality factor QTS 0.28

Large signal parameters

• Maximum linear excursion xmax 10mm
• Air volume displaced at xmax VD 855cm³
• Power handling P 800W
• Program power Pmax 1600W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.1Ω
• Inductance (1kHz) LE 1.2mH
• VC Diameter 100mm
• Winding height HVC 23mm
• Winding material Aluminium
• Former material Glass Fibre

Magnet

• Flux density B 1.2T
• Force factor Bl 26.3N/A
• Motor constant Bl/√RE 11.6N/√W
• Air gap height HAG 11mm
• Material Neodymium Inside Slug

Diaphragm

• Effective diameter 330mm
• Effective area SD 855cm²
• Moving mass MMS 136g
• Moving mass (without air load) MMD 118g
• Material Waterproof Front Side

Suspensions

• Stiffness KMS 11.6N/mm
• Compliance CMS 86µm/N
• Equivalent volume to the compliance VAS 88L
• Mechanical resistance RMS 6.58N·s/m
• Spider material Silicone

Dimensions

• Nominal diameter 15″
• 380mm
• Overall diameter 393mm
• Baffle cutout diameter 354mm
• Overall depth 180mm
• Flange thickness 16mm
• Mounting depth 164mm
• Volume occupied by the driver 6L
• Net weight 8.6kg