B&C Speaker 15TBW100

• Sensitivity (1W, 1m, infinite baffle) SPL1W 93.7dB
• Frequency response 40 - 1500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 39Hz
• Mechanical quality factor QMS 5.55
• Electrical quality factor QES 0.30
• Total quality factor QTS 0.28

Large signal parameters

• Maximum linear excursion xmax 12mm
• Air volume displaced at xmax VD 1026cm³
• Power handling P 1500W
• Program power Pmax 3000W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.2Ω
• Inductance (1kHz) LE 1.64mH
• VC Diameter 100mm
• Winding height HVC 31mm
• Winding material Copper
• Former material Glass Fibre

Magnet

• Flux density B 1.15T
• Force factor Bl 22.6N/A
• Motor constant Bl/√RE 12.6N/√W
• Air gap height HAG 15mm
• Material Ferrite

Diaphragm

• Effective diameter 330mm
• Effective area SD 855cm²
• Moving mass MMS 197g
• Moving mass (without air load) MMD 179g
• Material Waterproof Both Sides

Suspensions

• Stiffness KMS 11.6N/mm
• Compliance CMS 86µm/N
• Equivalent volume to the compliance VAS 88L
• Mechanical resistance RMS 8.7N·s/m
• Spider material Silicone

Dimensions

• Nominal diameter 15″
• 380mm
• Overall diameter 393mm
• Baffle cutout diameter 354mm
• Overall depth 191mm
• Flange thickness 14mm
• Mounting depth 177mm
• Volume occupied by the driver 6L
• Net weight 12.2kg