EM 428

EM 428

Elite Midrange, Ø 4″, Ø 2.1″ VC ,8Ω, 150W, 87dB, FS 68Hz, QTS 0.41

Overall DimensionsDxH118.5mm(4.66")x56m(2.20")
Nominal Power Handling (DIN)P150W
Transient Power 10ms800W
Sensitivity 2.83V/1M87dB SPL
Frequency ResponseSee graph
Cone/Dome MaterialDamped Polymer Composite
Net WeightKg0.518
Nominal ImpedanceZ8Ω
DC ResistanceRe5.4Ω
Voice Coil Inductance @ 1KHzLBM0.36mH
Voice Coil DiameterDIA54mm
Voice Coil Height12mm
HE Magnetic Gap HeightHE6mm
Max. Linear ExcursionX±3mm
Voice Coil FormerAluminum
Voice Coil WireHexatech™ Aluminum
Number Of Layers2
Magnet System TypeNeodymium vented
B Flux DensityB0.88 T
BL ProductBXL5.4 N.A
Suspension ComplianceCms0.88 mm/N
Mechanical Q FactorQms3.03
Electrical Q FactorQes0.48
Total Q FactorQts0.41
Mechanical ResistanceRms0.86 Kg/s
Moving MassMms6.55 g
Eq. Cas Air Load (liters)VAS3.5 Lt
Resonance FrequencyFs68 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

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  • Specifications