Eminence Delta-12LFA 12" Low Frequency Speaker, 8 Ohm

PA SKU # EMN DELTA12LFA MFR # DELTA-12LFA UPC # 876358000241
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  • 12" Low Frequency Driver, 8 Ohm, 500 Watt

12" Low Frequency Driver, 8 Ohm, 500 Watt

The Eminence Delta-12LFA 12" speaker is designed to provide high power bass in sound reinforcement systems, bass guitar combos, club music systems and stage monitors - night after night! Eminence LF models are specifically designed with extended Xmax to deliver more bass than standard models and provide "a true woofer" for three-way applications. Made in the USA. 7-year manufacturer's warranty!
  • Kapton coil former
  • Polyamide-imide coated aluminum voice coil
  • Ferrite magnet
  • Vented and extended pole piece
  • Pressed steel basket
  • Paper cone
  • Cloth accordian surround
  • SPECIFICATION
  • Nominal Basket Diameter: 12", 304.8mm
  • Nominal Impedance*: 8 ohms
  • Power Rating**
  • Watts: 500W
  • Music Program: 1000W
  • Resonance: 51Hz
  • Usable Frequency Range: 44Hz - 3kHz
  • Sensitivity***: 94.6dB
  • Magnet Weight: 56 oz.
  • Gap Height: 0.37", 9.53mm
  • Voice Coil Diameter: 2.5", 63.5mm
  • THIELE & SMALL PARAMETERS
  • Resonant Frequency (fs): 51Hz
  • DC Resistance (Re): 6.06
  • Coil Inductance (Le): 1.45mH
  • Mechanical Q (Qms): 7.28
  • Electromagnetic Q (Qes): 0.51
  • Total Q (Qts): 0.47
  • Compliance Equivalent Volume (Vas): 67.9 liters / 2.4 cu.ft.
  • Peak Diaphragm Displacement Volume (Vd): 243cc
  • Mechanical Compliance of Suspension (Cms): 0.19mm/N
  • BL Product (BL): 14.1 T-M
  • Diaphragm Mass Inc. Airload (MMs): 51 grams
  • Efficiency Bandwidth Product (EBP): 100
  • Maximum Linear Excursion (Xmax): 4.8mm
  • Surface Area of Cone (Sd): 506.7 cm2
  • Maximum Mechanical Limit (Xlim): 13.5mm
  • MOUNTING INFORMATION
  • Recommended Enclosure Volume
  • Sealed: 19.8-28 liters / 0.7-1 cu.ft.
  • Vented: 25.5-102 liters / 0.9-3.6 cu.ft.
  • Driver Volume Displaced: 137.3 cu.in. / 2.25 liters
  • Overall Diameter: 12.03", 305.5mm
  • Baffle Hole Diameter: 11.07", 281.2mm
  • Front Sealing Gasket: Fitted as standard
  • Rear Sealing Gasket: Fitted as standard
  • Mounting Holes Diameter: 0.25", 6.4mm
  • Mounting Holes B.C.D.: 11.59", 294.3mm
  • Depth: 5.35", 136mm
  • Net Weight: 11.8 lbs, 5.4 kg
  • Shipping Weight: 14 lbs, 6.4 kgs
  • MATERIALS OF CONSTRUCTION
  • Coil Construction: Copper voice coil
  • Coil Former: Polyimide former
  • Magnet Composition: Ferrite magnet
  • Core Details: Vented and extended core
  • Basket Materials: Pressed steel basket
  • Cone Composition: Paper cone
  • Cone Edge Composition: Cloth cone edge
  • Dust Cap Composition: Solid composition paper dust cap
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