B&C Speaker 15TBX100

• Sensitivity (1W, 1m, infinite baffle)SPL1W94.3dB
• Frequency response35 - 1500Hz

Thiele & Small parameters

• Resonance frequency (free air)fS35Hz
• Mechanical quality factorQMS5.20
• Electrical quality factorQES0.30
• Total quality factorQTS0.28

Large signal parameters

• Maximum linear excursionxmax9mm
• Air volume displaced at xmaxVD770cm³
• Power handlingP1000W
• Program powerPmax2000W

Voice Coil

• Nominal impedanceZ8Ω
• DC resistanceRE5.1Ω
• Inductance (1kHz)LE1.6mH
• VC Diameter100mm
• Winding heightHVC25mm
• Winding materialCopper
• Former materialGlass Fibre

Magnet

• Flux densityB1.1T
• Force factorBl25.5N/A
• Motor constantBl/√RE11.3N/√W
• Air gap heightHAG12mm
• MaterialFerrite

Diaphragm

• Effective diameter330mm
• Effective areaSD855cm²
• Moving massMMS163g
• Moving mass (without air load)MMD145g
• MaterialWaterproof Both Sides

Suspensions

• StiffnessKMS8.4N/mm
• ComplianceCMS119µm/N
• Equivalent volume to the complianceVAS113L
• Mechanical resistanceRMS6.89N·s/m
• Spider materialSilicone

Dimensions

• Nominal diameter15″
• 380mm
• Overall diameter393mm
• Baffle cutout diameter354mm
• Overall depth181mm
• Flange thickness16mm
• Mounting depth165mm
• Volume occupied by the driver5.4L
• Net weight12.4kg