28W/4878T01

28 cm Woofer, 4 ohm, Sandwich Paper Cone, Ferrite Magnet

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The 28W/4878T01 is a very powerful 28cm woofer, with its large 3” voice coil, extreme linear excursion and low resonance frequency is it perfect to reproduce the deepest frequencies. It features a paper-sandwich cone with very high stiffness and relative low weight. The motor system has heavy duty copper sleeves for optimizing eddy currents and minimizing self-induction.

 

       
Weight 8 kg
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Revelator

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Woofer


- Paper Sandwich cone
- Patented Symmetrical Drive motor
- Spider with balanced tinsel leads
- Long linear excursion
- 3" Voice coil, Titanium former, paper reinforced
- Stiff and strong die cast aluminium chassis

  Size:28 cm
  Fs:23 Hz
  Re:3.1 Ω
  Qt:0.26
  Sensitivity:91 dB
  VAS:104 ltr.
  Sd:363 cm²
  Bl:12 Tm