B&C Speaker 15TBX100

• Sensitivity (1W, 1m, infinite baffle) SPL1W 94dB
• Frequency response 35 - 1500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 34Hz
• Mechanical quality factor QMS 5.73
• Electrical quality factor QES 0.28
• Total quality factor QTS 0.27

Large signal parameters

• Maximum linear excursion xmax 9mm
• Air volume displaced at xmax VD 770cm³
• Power handling P 1000W
• Program power Pmax 2000W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.7Ω
• Inductance (1kHz) LE 1.49mH
• VC Diameter 100mm
• Winding height HVC 25mm
• Winding material Copper
• Former material Glass Fibre

Magnet

• Flux density B 1.1T
• Force factor Bl 22.1N/A
• Motor constant Bl/√RE 11.5N/√W
• Air gap height HAG 12mm
• Material Ferrite

Diaphragm

• Effective diameter 330mm
• Effective area SD 855cm²
• Moving mass MMS 173g
• Moving mass (without air load) MMD 155g
• Material Waterproof Both Sides

Suspensions

• Stiffness KMS 7.94N/mm
• Compliance CMS 126µm/N
• Equivalent volume to the compliance VAS 130L
• Mechanical resistance RMS 6.45N·s/m
• Spider material Silicone

Dimensions

• Nominal diameter 15″
• 380mm
• Overall diameter 393mm
• Baffle cutout diameter 354mm
• Overall depth 181mm
• Flange thickness 16mm
• Mounting depth 165mm
• Volume occupied by the driver 5.4L
• Net weight 12.4kg