Eminence LEGEND BP 122 12″ 8ohm Pro Audio Bass Guitar Speaker 500W 2 in VC
A 12" bass guitar driver that delivers warm, rich tone and deep bass. A big brother to the popular 10" Legend BP102, this 250 watt driver is at home in small sealed enclosures, and also works well in Pro Audio and Home Hi-Fi applications. SPECIFICATIONNominal Basket Diameter12", 305 mmNominal Impedance*8 ΩPower Rating*Program Power500 WWatts250 WResonance35 HzUsable Frequency Range35 Hz - 2.3 kHzSensitivity*94.1 dBMagnet Weight38 oz.Gap Height0.3125", 7.9 mmVoice Coil Diameter2", 51 mmTHIELE & SMALL PARAMETERSResonant Frequency (fs)35 HzDC Resistance (Re)5.66 ΩCoil Inductance (Le)0.84m HMechanical Q (Qms)9.26Electromagnetic Q (Qes)0.57Total Q (Qts)0.54Compliance Equivalent Volume (Vas)157.4 liters / 5.56 cu.ft.Peak Diaphragm Displacement Volume (Vd)330.1 ccMechanical Compliance of Suspension (Cms)0.4 mm/NBL Product (BL)10.55 T-MDiaphragm Mass Inc. Airload (MMs)50 gramsEfficiency Bandwidth Product (EBP)62Maximum Linear Excursion (Xmax)6.2 mmSurface Area of Cone (Sd)532.4 cm2Maximum Mechanical Limit (Xlim)12.4 mmMOUNTING INFORMATIONRecommended Enclosure VolumeSealedAcceptableVentedAcceptableDriver Volume Displaced0.071 cu.ft. / 2 litersOverall Diameter12.26", 311.4 mmBaffle Hole Diameter11.08", 281.4 mmFront Sealing GasketYesRear Sealing GasketYesMounting Holes Diameter0.25", 6.4mmMounting Holes B.C.D.11.71", 297.4mmDepth5.33", 135.3 mmNet Weight9 lbs, 4.08 kgShipping Weight11 lbs, 4.99 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 felt dust cap