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W300-85

12"Woofer

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Nominal impedance
Power rating
Sensitivity(1w/1m)
Frequency range
 
 
 

Key Features

    12",ferrite magnets,die cast aluminium basket woofer

    97dB sensitivity in 1w/1m,350W power handing

    75mm(3inch),copper  voice coil wire and polymide voice coil bobbin,can endure high temperature

    Great high quality sound,and powerful dynamism 

     

Specifications

    Nominal diameter 12inch
    Nominal impedance 8 Ω
    Power rating 350 W
    Sensitivity (1w/1m) 97 dB
    Frequency range 50-3.5K Hz
    Voice coil diameter Φ75mm
    Magnet dimension Φ190 mm
    Fs 50 Hz
    Re (D.C.) 4.7 Ω
    Qms 8.06
    Qes 0.29
    Qts 0.279
    Vas 73.630 Ltr
    Cms 182.607  u M/N
    Mms 55.897 g
    n. (%) 3.23%
    Bl 16.676 T
    Sd 12.275cm2
    Basket Cast  Aluminium
    Cone and dust cap  paper
    Surround Cloth-sealed

    Magnet ferrite
    Overall diameter Φ312 mm
    Bolt circle diameter Φ296mm,8holes-6.3 *7 mm
    Cut out diameter Φ280.5 mm
    Depth 138mm
    Net weight 6.24 kg
    X max ±4.9 mm

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