Eminence DELTA PRO 12A 12" Woofer - 8 ohms

Midwest Speaker is an authorized Eminence distributor and we stock the majority of the Eminence product line.  Please contact us if you need a different model.

New in Box.  Price is for (1) one speaker.  Just change the quantity to order more.

*Recommended for professional audio in both sealed and vented enclosures. Ideal for full-range, mid/hi, and monitor wedges.


Specification
Nominal Basket Diameter12", 305 mm
Nominal Impedance*8 Ω
Power Rating**
Watts400 W
Music Program800 W
Resonance51 Hz
Usable Frequency Range52 Hz - 4.5 kHz
Sensitivity***99.2 dB
Magnet Weight80 oz.
Gap Height0.375", 9.5 mm
Voice Coil Diameter2.5", 64 mm

Thiele & Small Parameters
Resonant Frequency (fs)51 Hz
DC Resistance (Re)5.71 Ω
Coil Inductance (Le)0.84m H
Mechanical Q (Qms)7.56
Electromagnetic Q (Qes)0.37
Total Q (Qts)0.35
Compliance Equivalent Volume (Vas)81.7 liters / 2.89 cu.ft.
Peak Diaphragm Displacement Volume (Vd)242 cc
Mechanical Compliance of Suspension (Cms)0.21 mm/N
BL Product (BL)15.3 T-M
Diaphragm Mass Inc. Airload (MMs)48 grams
Efficiency Bandwidth Product (EBP)138
Maximum Linear Excursion (Xmax)4.6 mm
Surface Area of Cone (Sd)532.4 cm2
Maximum Mechanical Limit (Xlim)13.7 mm

Mounting Information
Recommended Enclosure Volume
Sealed 28.00-35.00 liters / 1.00-1.25 cu.ft.
Vented 31.00-91.00 liters / 1.10-3.20 cu.ft.
Driver Volume Displaced0.09 cu.ft. / 2.55 liters
Overall Diameter12.38", 314.5 mm
Baffle Hole Diameter11.07", 281.2 mm
Front Sealing GasketYes
Rear Sealing GasketYes
Mounting Holes Diameter0.27", 6.9mm
Mounting Holes B.C.D.11.69", 296.9mm
Depth6.22", 158 mm
Net Weight16.3 lbs, 7.39 kg
Shipping Weight18 lbs, 8.16 kgs

Materials of Construction
Coil ConstructionAluminum voice coil
Coil FormerPolyimide former
Magnet CompositionFerrite magnet
Core DetailsVented and extended core
  
Basket MaterialsDie-cast aluminum basket
Cone CompositionPaper cone
Cone Edge CompositionCloth cone edge
Dust Cap CompositionSolid composition paper dust cap

MADE IN THE USA. 

FAST FREE UPS GROUND SHIPPING TO THE MAINLAND 48 UNITED STATES ONLY.  Shipping to Alaska, Hawaii and Puerto Rico are extra.  Contact us for an estimate.

INTERNATIONAL SHIPPING TO CANADA WELCOME!!! Our shipping costs do not include your country's customs charges, taxes and other fees.  Please do NOT ask us to send as a gift or to lower the declared value on the customs forms.

*Returns only accepted if speaker has NOT been mounted or soldered. If you return an unused speaker our shipping costs to you are not refundable and buyer must pay for return shipping.