LaVoce WSF122.50

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.2dB
• Frequency response 50 - 3000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 49Hz
• Mechanical quality factor QMS 5.54
• Electrical quality factor QES 0.35
• Total quality factor QTS 0.33

Large signal parameters

• Maximum linear excursion xmax 4.7mm
• Maximum excursion before damage xlim 8.8mm
• Air volume displaced at xmax VD 250cm³
• Power handling P 250W
• Program power Pmax 500W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.6Ω
• Inductance (1kHz) LE 0.76mH
• VC Diameter 65mm
• Winding height HVC 13.4mm
• Winding material Copper
• Former material Glass Fiber

Magnet

• Force factor Bl 17.1N/A
• Motor constant Bl/√RE 7.23N/√W
• Air gap height HAG 8.2mm
• Diameter 160mm
• Height 20mm
• Material Ferrite

Diaphragm

• Effective diameter 260mm
• Effective area SD 531cm²
• Moving mass MMS 58.5g
• Moving mass (without air load) MMD 50.1g
• Material Water Resistant Treated Paper + Water Proof Front Side Treatment

Suspensions

• Stiffness KMS 5.56N/mm
• Compliance CMS 180µm/N
• Equivalent volume to the compliance VAS 71.7L
• Mechanical resistance RMS 3.25N·s/m
• Surround material Polycotton

Dimensions

• Nominal diameter 12″
• 300mm
• Volume occupied by the driver 2L
• Net weight 4.7kg
• Frame material Steel