Elite EM 428 4" Woofer

A unique 4" unit that incorporates a damped polymer composite cone, 2-1/8" Hexatech™ aluminum voice coil, neodymium magnet system, high power handling, and a smooth response up to 5kHz.

€199.95
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A unique 4" unit that incorporates a damped polymer composite cone, 2-1/8" Hexatech™ aluminum voice coil, neodymium magnet system, high power handling, and a smooth response up to 5kHz.

 

Highlights

  • Uniflow™ steel chassis
  • Neodymium magnet system
  • Shallow profile DPC (Damped Polymer Composite) cone
  • 2-1/8" large Hexatech™ aluminum voice coil

 

Product details

Morel Elite EM 428 4" Woofer

 

A unique 4" unit that incorporates a damped polymer composite cone, 2-1/8" Hexatech™ aluminum voice coil, neodymium magnet system, high power handling, and a smooth response up to 5kHz. These features combine to produce a very impressive midrange driver. Improved version of Morel's famous MW 114S.

SIEM428

Data sheet

Impedance
8 Ohm
Driver type
Midwoofer
Sensitivity
87 dB 2.83V/1m
Frequency range
50 - 5000 Hz
Resonance frequency (fs)
68 Hz
DC resistance (Re)
5.4 ohms
Mechanical Q (Qms)
3.03
Electrical Q at Fs (Qes)
0.48
Total Q factor (Qts)
0.41
Speaker diameter
4"
Power handling
210 W
Voice coil inductance (L)
0.36 mH
Effective mechanical mass incl air load (mms)
6.55 g
Effective piston radiating area (Sd)
57 cm²
Force factor (BL)
5.4 Tm
Equivalent volume of compliance (Vas)
0.12 ft.³
Overall diameter
4.67"
Mounting diameter
3.7"