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Morel EM 428

Morel EM 428 Midrange

Elite 4" Midrange drive unit 8Ω.

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The Morel EM 428 is a 4 inch 8 ohm midrange drive unit from the Elite range featuring the Morel Uniflow rigid steel chassis, Neodymium magnet system, 2.1 inch (53.3mm) Hexatech voice coil and a shallow damped composite polymer cone. This midrange unit has a 6mm maximum linear excursion and high power handling of 150w nominal, 800w peak. High linearity between 300Hz-3kHz.

Key Features:

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

    Basic parameters:

    Resonant frequency (fs) 68 Hz Nominal impedance (Zn) 8 Ω
    Mechanical  Q factor (Qms) 3.03 DC resistance (Re) 5.4 Ω
    Electrical Q factor (Qes) 0.48 RMS power handling 150W
    Total Q factor (Qts) 0.41 Sensitivity (2.83V/1m) 87 dB
    Equivalent volume (Vas) 3.5 L Chassis diameter 118.5 mm


    Here's the full datasheet:

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