MOREL EW 428 - 4" Woofer - Morel Elite - 8ohm

MOREL EW 428 - 4" Woofer - Morel Elite - 8ohm

Morel EW 428 4" Woofer

Morel Elite Series 4" woofers feature large diameter voice coils, open yet strong frames, advanced composite cones, and carefully engineered magnetic circuits. Frequency response is extremely flat and overall definition is superb. Suitable for the most demanding audio reproduction systems.

Product Details

Brand Morel

Model EW 428

Part Number 297-120

UPC 844621070840

Unit of Measure Each

Weight 1.3

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Product Specifications

Nominal Diameter 4"

Moving Mass Of Diaphragm (Mmd) 6.16

Power Handling (RMS) 150 Watts

Power Handling (MAX) 800 Watts

Impedance 8Ω

Frequency Response 55 to 5,500Hz

Sensitivity 87dB 2.83V/1m

Voice Coil Diameter 2.125"

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Thiele-Small Parameters

Resonant Frequency (Fs) 62Hz

DC Resistance (Re) 6.3Ω

Voice Coil Inductance (Le) 0.44mH

Mechanical Q (Qms) 2.36

Electromagnetic Q (Qes) 0.41

Total Q (Qts) 0.35

Compliance Equivalent Volume (Vas) 0.17ft³

Mechanical Compliance of Suspension (Cms) 1.05mm/N

BL Product (BL) 6.1T·m

Maximum Linear Excursion (Xmax) 4.5mm

Surface Area of Cone (Sd) 57cm²

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Materials of Construction

Cone Material Poly Composite

Voice Coil Wire Material Aluminum

Voice Coil Former Aluminum

Basket / Frame Material Steel

Magnet Material Neodymium

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Mounting Information

Overall Outside Diameter 4.67"

Baffle Cutout Diameter 3.7"

Depth 2.21"

# Mounting Holes 4

Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)

Sealed Volume 0.03ft³

Sealed F3 151Hz

Vented Volume 0.08ft³

Vented F3 90Hz

Dimensions

Sensitivity