PUNKTKILDE FSB12A265-0300

• Sensitivity (1W, 1m, infinite baffle) SPL1W 83.8dB

Thiele & Small parameters

• Resonance frequency (free air) fS 49Hz
• Mechanical quality factor QMS 6.11
• Electrical quality factor QES 0.42
• Total quality factor QTS 0.39

Large signal parameters

• Maximum linear excursion xmax 8.7mm
• Maximum excursion before damage xlim 13.5mm
• Air volume displaced at xmax VD 107cm³
• Power handling P 120W
• Program power Pmax 240W

Voice Coil

• Nominal impedance Z 3Ω
• DC resistance RE 3.0Ω
• Inductance (1kHz) LE 0.75mH
• VC Diameter 30.5mm
• Winding height HVC 23.3mm
• Winding material PESVW
• Former material Aluminum

Magnet

• Force factor Bl 9.53N/A
• Motor constant Bl/√RE 5.48N/√W
• Air gap height HAG 6mm
• Material Ferrite

Diaphragm

• Effective diameter 125mm
• Effective area SD 123cm²
• Moving mass MMS 41g
• Moving mass (without air load) MMD 40g
• Material Paper

Suspensions

• Stiffness KMS 3.88N/mm
• Compliance CMS 258µm/N
• Equivalent volume to the compliance VAS 5.54L
• Mechanical resistance RMS 2.06N·s/m
• Surround material Rubber

Dimensions

• Nominal diameter 6.5″
• 165mm
• Volume occupied by the driver (estimated) 0.9L
• Net weight 2.176kg
• Frame material Steel