Eminence DELTA 15LFA 15″ 8ohm Pro Audio Subwoofer Woofer Speaker 1000W 2.5 in VC
Low frequency woofer for pro audio as a mid-bass or floor monitor in a sealed enclosure. Also suitable as a woofer in vented, bass guitar or PA enclosures. Subwoofer | Woofer | Midbass | Pro Audio | Bass Guitar Box Type: Sealed | Vented SPECIFICATIONNominal Basket Diameter15", 381 mmNominal Impedance*8 ΩPower Rating*Program Power1000 WWatts500 WResonance39 HzUsable Frequency Range42 Hz - 3.2 kHzSensitivity*96 dBMagnet Weight56 oz.Gap Height0.375", 9.5 mmVoice Coil Diameter2.5", 64 mmTHIELE & SMALL PARAMETERSResonant Frequency (fs)39 HzDC Resistance (Re)6.11 ΩCoil Inductance (Le)1.37m HMechanical Q (Qms)6.3Electromagnetic Q (Qes)0.52Total Q (Qts)0.48Compliance Equivalent Volume (Vas)241 liters / 8.51 cu.ft.Peak Diaphragm Displacement Volume (Vd)419 ccMechanical Compliance of Suspension (Cms)0.23 mm/NBL Product (BL)14.6 T-MDiaphragm Mass Inc. Airload (MMs)75 gramsEfficiency Bandwidth Product (EBP)75Maximum Linear Excursion (Xmax)4.8 mmSurface Area of Cone (Sd)873 cm2Maximum Mechanical Limit (Xlim)16.5 mmMOUNTING INFORMATIONRecommended Enclosure VolumeSealed36.8-42.5 liters / 1.3-1.5 cu.ft.Vented85-167 liters / 3-5.9 cu.ft.Driver Volume Displaced0.128 cu.ft. / 3.62 litersOverall Diameter15.15", 384.8 mmBaffle Hole Diameter13.87", 352.3 mmFront Sealing GasketYesRear Sealing GasketYesMounting Holes Diameter0.25", 6.4mmMounting Holes B.C.D.14.56", 369.8mmDepth6.3", 160 mmNet Weight12.8 lbs, 5.81 kgShipping Weight14.8 lbs, 6.71 kgsMATERIALS OF CONSTRUCTIONCoil ConstructionCopper voice coilCoil FormerPolyimide formerMagnet CompositionFerrite magnetCore DetailsVented and extended core Basket MaterialsPressed steel basketCone CompositionPaper coneCone Edge CompositionCloth cone edgeDust Cap CompositionSolid composition paper dust cap