EW 428

EW 428

Elite Woofer, Ø 4″, Ø 2.1″ VC , 8Ω, 150W, 87dB, FS 62Hz ,QTS 0.35

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Overall DimensionsDxH 118.5mm(4.66")x56mm(2.20")
Nominal Power Handling (DIN) P 150W
Transient Power 10ms800W
Sensitivity 2.83V/1M 87dB SPL
Frequency Response See graph
Cone/Dome Material Damped Polymer Composite
Net Weight Kg 0.518
Nominal Impedance Z
DC ResistanceRe 6.3Ω
Voice Coil Inductance @ 1KHz LBM 0.44mH
Voice Coil Diameter DIA 54mm
Voice Coil Height 14mm
HE Magnetic Gap Height HE 5mm
Max. Linear Excursion X ± 4.5mm
Voice Coil FormerAluminum
Voice Coil Wire Hexatech™ Aluminum
Number Of Layers2
Magnet System TypeNeodymium vented
B Flux Density B 0.94 T
BL Product BXL 6.1 N.A
Suspension ComplianceCms1.046 mm/N
Mechanical Q FactorQms2.36
Electrical Q FactoQes0.41
Total Q FactorQts0.35
Mechanical ResistanceRms1.02 Kg/s
Moving MassMms6.16 g
Eq. Cas Air Load (liters)VAS4.7 Lt
Resonance FrequencyFs62 Hz
Effective Piston AreaSD57 cm ²

Product Information

Features

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

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