Description
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!
Features:
- Kapton coil former
- Polyamide-imide coated aluminum voice coil
- Ferrite magnet
- Vented and extended pole piece
- Pressed steel basket
- Paper cone
- Cloth accordian surround
Specifications:
- 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