ALPHA-8A

Eminence Alpha-8A Midrange 8″ 125 Watt RMS 8 Ohm Speaker Driver

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Eminence ALPHA-8A 8"Professional LoudSpeaker The Eminence Alpha-8A Mid-Bass Loudspeaker Driver is part of thier American Standard Series and is designed to install into custom made or prefabricated speaker cabinets, that will accomodate a 8" (203.2mm) diameter mid-bass driver. The speaker will deliver up to 125W of power at 8 ohms and will adequately reproduce vocals, live musical performances, recorded music and other audio signals in mid-level professional sound reinforcement applications. Some of the many applications include sound reinforcement speakers for DJs, musicians, small and mid-sized venues, stage monitors, and much more. 8" (203.2mm) driver for cabinet installation125W of power at 8ohms20oz magnet and 1.5" (38.1mm) voice coil Product Specifications Power 125WNominal Impedance 8 OhmsSensitivity 94dBFrequency Response 58Hz - 5kHzPrimary DC Resistance 5.3Voice Coil 1.5" (38.1mm)Magnet 20ozConstruction Polymide Coil: CopperMagnet Composition: FerriteCore Details: Vented and ExtendedBasket Materials: Pressed SteelCone Composition: PaperCone Edge: ClothDust Cap: PapperDimensions 8" (203.2mm) Diameter3.25" (83mm) DepthWeight 4.3 lbs (1.95kg) Packaging Info Package Weight 4.9 lbBox Dimensions (LxWxH) 9.7 x 9.6 x 4.6"

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Eminence ALPHA-8A 8″ 8ohm Pro Audio Woofer Midrange Speaker 250W 1.5 in VC

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Recommended for professional audio mid-range applications in a sealed cabinet, or as a mid-bass in a vented satellite enclosure. SPECIFICATIONNominal Basket Diameter4", 102 mmNominal Impedance*8 ΩPower Rating*Program Power110 WWatts55 WResonance123 HzUsable Frequency Range105 Hz - 12 kHzSensitivity*88 dBMagnet Weight10 oz.Gap Height0.144", 3.7 mmVoice Coil Diameter1", 25 mmTHIELE & SMALL PARAMETERSResonant Frequency (fs)123 HzDC Resistance (Re)6.73 ΩCoil Inductance (Le)0.28m HMechanical Q (Qms)6.83Electromagnetic Q (Qes)0.84Total Q (Qts)0.75Compliance Equivalent Volume (Vas)1.94 liters / 0.07 cu.ft.Peak Diaphragm Displacement Volume (Vd)15 ccMechanical Compliance of Suspension (Cms)0.42 mm/NBL Product (BL)4.94 T-MDiaphragm Mass Inc. Airload (MMs)4 gramsEfficiency Bandwidth Product (EBP)146Maximum Linear Excursion (Xmax)2.6 mmSurface Area of Cone (Sd)57.7 cm2Maximum Mechanical Limit (Xlim)4.5 mmMOUNTING INFORMATIONRecommended Enclosure VolumeSealed1.87-8.5 liters / 0.07-0.3 cu.ft.Vented2.27-4.25 liters / 0.08-0.15 cu.ft.Driver Volume Displaced0.012 cu.ft. / 0.33 litersOverall Diameter4.57", 116.1 mmBaffle Hole Diameter3.77", 95.8 mmFront Sealing GasketYesRear Sealing GasketYesMounting Holes Diameter0.15", 3.8mmMounting Holes B.C.D.4.25", 108mmDepth2.31", 58.7 mmNet Weight1.5 lbs, 0.68 kgShipping Weight3.3 lbs, 1.5 kgsMATERIALS OF CONSTRUCTIONCoil ConstructionCopper voice coilCoil FormerPolyimide formerMagnet CompositionFerrite magnetCore DetailsNon-Vented core Basket MaterialsPressed steel basketCone CompositionPaper coneCone Edge CompositionCloth cone edgeDust Cap CompositionSolid composition paper dust cap

WeiterlesenEminence ALPHA-8A 8″ 8ohm Pro Audio Woofer Midrange Speaker 250W 1.5 in VC