SPCEIFICATINONS Nomin diameter : 300mm. 12in Nomin al impe dance: 8 ohm Power rating: 300W RM S Sensitivity (1w/1m) : 97dB±3dB Frequency range: 50-4kHz Voice Coil diameter : φ75.5mm Voice coil length: 16mm Air gap height: 10mm magnet dimension : φ170mm*20mm
THIELE & SMALL PARAMETERS Resonace frequency,FS: 53Hz D.C.Resistan ce,Re: 6 ohm Mechanical quality factor,Qms: 5.42 Electrical quality factor,Qes: 0.38 Total quality factor,Qts: 0.35 Equivalent air volme to Cms,Vas: 59.8L Mechanical compliance,Cms: 0.144mm/N Mechanical resistance,Rms Efficiency,no(%) Bl factor,Bl: 17.79N/A Effective surface area,Sd: 0.054㎡
MATERIALS Basket: Aluminium Cone and dust can : Paper Surround: Treated cloth Voice coil wire: Copper Voice coil bobbin: Glass Fibre Magnet: Ferrite
MOUNTING INFORMATION Overall diameter: φ310mm Bolt circle diameter: φ295mm Baffle cutout diameter:φ285mm Depth: 144mm Net weight: 6kg
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