EM 428

EM 428

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

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Overall Dimensions DxH 118.5mm(4.66")x56m(2.20")
Nominal Power Handling (DIN) P150W
Transient Power 10ms 800W
Sensitivity 2.83V/1M 87dB SPL
Frequency Response See graph
Cone/Dome Material Damped Polymer Composite
Net Weight Kg0.518
Nominal Impedance Z
DC Resistance Re5.4Ω
Voice Coil Inductance @ 1KHz LBM0.36mH
Voice Coil Diameter DIA54mm
Voice Coil Height 12mm
HE Magnetic Gap Height HE6mm
Max. Linear Excursion X±3mm
Voice Coil Former Aluminum
Voice Coil Wire Hexatech™ Aluminum
Number Of Layers 2
Magnet System Type Neodymium vented
B Flux Density B0.88 T
BL Product BXL5.4 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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