Description
12" Driver, 8 Ohm, 400 Watt
The Eminence Delta-12A 12" speaker is recommended for professional audio as a mid-bass or woofer (with high-pass filter) in vented enclosures. Also suitable for lead and bass guitar, keyboards, guitar combos, club music systems and stage monitors. Made in the USA. 7-year manufacturer's warranty!
Features:
- Kapton coil former
- Polyamide-imide coated aluminum voice coil
- Ferrite magnet
- Vented 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: 400W
- Music Program: 800W
- Resonance: 55Hz
- Usable Frequency Range: 54Hz - 5kHz
- Sensitivity***: 98.3dB
- Magnet Weight: 56 oz.
- Gap Height: 0.37", 9.53mm
- Voice Coil Diameter: 2.5", 63.5mm
- THIELE & SMALL PARAMETERS
- Resonant Frequency (fs): 55Hz
- DC Resistance (Re): 6.3
- Coil Inductance (Le): 0.74mH
- Mechanical Q (Qms): 5.27
- Electromagnetic Q (Qes): 0.46
- Total Q (Qts): 0.43
- Compliance Equivalent Volume (Vas): 81.3 liters / 2.9 cu.ft.
- Peak Diaphragm Displacement Volume (Vd): 125cc
- Mechanical Compliance of Suspension (Cms): 0.21mm/N
- BL Product (BL): 13.5 T-M
- Diaphragm Mass Inc. Airload (MMs): 39 grams
- Efficiency Bandwidth Product (EBP): 120
- Maximum Linear Excursion (Xmax): 2.4mm
- Surface Area of Cone (Sd): 519.5 cm2
- Maximum Mechanical Limit (Xlim): 9.9mm
- MOUNTING INFORMATION
- Recommended Enclosure Volume
- Sealed: N/a
- Vented: 25.5-85 liters / 0.9-3 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: 11.4 lbs, 5.2 kg
- Shipping Weight: 13.5 lbs, 6.1 kgs
- MATERIALS OF CONSTRUCTION
- Coil Construction: Aluminum voice coil
- Coil Former: Polyimide former
- Magnet Composition: Ferrite magnet
- Core Details: Vented core
- Basket Materials: Pressed steel basket
- Cone Composition: Paper cone
- Cone Edge Composition: Cloth cone edge
- Dust Cap Composition: Solid composition felt dust cap
Details
- Manufacturer: Eminence
- MPN: DELTA-12A
- Model Number: Delta-12A
- UPC: 876358000227