BRANDS
SPEAKER DRIVERS 喇叭單元
MOREL
EW 428

Elite Line

4.66" (118mm) D.P.C CONE WOOFER

 

  • Uniflow™ steel chassis
  • Neodymium magnet system
  • 2.1" (54mm) Large Hexatech™ Aluminum voice coil
  • High power handling
  • Shallow profile D.P.C cone
  • High linear excursion

 

Price: HKD 2140.00 / pc

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Sensitivity (2.83V/1M) : 87dB

Nominal Impadance [Z] : 8 ohm

DC Resistance [Re] : 6.3 ohm

Frequency response :  See graph

Resonance frequency [fs] : 62 Hz

Mechanical Q Factor [Qms] : 2.36

Electrical Q Factor [Qes] : 0.41

Total Q Factor [Qts] : 0.35
Eq. Cas Air Load [VAS] : 4.7 Lt
Effective Piston Area [SD] : 57 cm ²

Nominal power handling RMS : 150W

Cone material : Damped Polymer Composite 

Magnet type : Neodymium vented

Net weight : 0.518 kg 

DOCUMENT DOWNLOAD
EW 428-Datasheet
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