Eminence Delta-12A Hi-Quality 12" Sub-Woofer 8-Ohm 800W Mid-Bass Speaker
Eminence Delta-12A Hi-Quality 12" Sub-Woofer 8-Ohm 800W Mid-Bass Speaker

Eminence Delta-12A Hi-Quality 12" Sub-Woofer 8-Ohm 800W Mid-Bass Speaker

Eminence

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SKU:
Eminence Delta-12A T.C.
Condition:
New
UPC:
876358000227
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Eminence DELTA-12A

Recommended for professional audio as a mid-bass or woofer (with high-pass filter) in vented enclosures.

Specification
Nominal Basket Diameter
  • 12", 305 mm
Nominal Impedance*
  • 8 Ohm
Power Rating
Watts
  • 400 W
Music Program
  • 800 W
Resonance
  • 55 Hz
Usable Frequency Range
  • 54 Hz - 5 kHz
Sensitivity***
  • 98.3 dB
Magnet Weight
  • 56 oz.
Gap Height
  • 0.375", 9.5 mm
Voice Coil Diameter
  • 2.5", 64 mm
Thiele & Small Parameters
Resonant Frequency (fs)
  • 55 Hz
DC Resistance (Re)
  • 6.3 ?
Coil Inductance (Le)
  • 0.74m H
Mechanical Q (Qms)
  • 5.27
Electromagnetic Q (Qes)
  • 0.46
Total Q (Qts)
  • 0.43
Compliance Equivalent Volume (Vas)
  • 81.3 liters / 2.87 cu.ft.
Peak Diaphragm Displacement Volume (Vd)
  • 125 cc
Mechanical Compliance of Suspension (Cms)
  • 0.21 mm/N
BL Product (BL)
  • 13.5 T-M
Diaphragm Mass Inc. Airload (MMs)
  • 39 grams
Efficiency Bandwidth Product (EBP)
  • 120
Maximum Linear Excursion (Xmax)
  • 2.4 mm
Surface Area of Cone (Sd)
  • 519.5 cm2
Maximum Mechanical Limit (Xlim)
  • 9.9 mm
Recommended Enclosure Volume
Sealed
  • N/a
Vented
  • 25.5-85 liters / 0.9-3 cu.ft.
Driver Volume Displaced
  • 0.079 cu.ft. / 2.25 liters
Overall Diameter
  • 12.03", 305.6 mm
Baffle Hole Diameter
  • 11.07", 281.2 mm
Front Sealing Gasket
  • Yes
Rear Sealing Gasket
  • Yes
Mounting Holes Diameter
  • 0.25", 6.4mm
Mounting Holes B.C.D.
  • 11.59", 294.4mm
Depth
  • 5.35", 135.9 mm
Net Weight
  • 11.4 lbs, 5.17 kg
Shipping Weight
  • 13.5 lbs, 6.12 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

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