Eminence Delta Pro 12 - 12" 400W 8 Ohm part for EAW SM122e 804058

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

Specification:

• Nominal Basket Diameter 12", 304.8mm
• Nominal Impedance* 8 ohms
• Power Rating - Watts 400W, Music Program 800W
• Resonance 51Hz
• Usable Frequency Range 52Hz - 4.5kHz
• Sensitivity*** 99.2dB
• Magnet Weight 80 oz.
• Gap Height 0.37", 9.53mm
• Voice Coil Diameter 2.5", 63.5mm

Thiele & Small Parameters:

• Resonant Frequency (fs) 51Hz
• DC Resistance (Re) 5.71
• Coil Inductance (Le) 0.84mH
• Mechanical Q (Qms) 7.56
• Electromagnetic Q (Qes) 0.37
• Total Q (Qts) 0.35
• Compliance Equivalent Volume (Vas) 81.7 liters / 2.9 cu.ft.
• Peak Diaphragm Displacement Volume (Vd) 242cc
• Mechanical Compliance of Suspension (Cms) 0.21mm/N
• BL Product (BL) 15.3 T-M
• Diaphragm Mass Inc. Airload (MMs) 48 grams
• Efficiency Bandwidth Product (EBP) 138
• Maximum Linear Excursion (Xmax) 4.6mm
• Surface Area of Cone (Sd) 532.4 cm2
• Maximum Mechanical Limit (Xlim) 13.7mm

Mounting Information:

• Recommended Enclosure Volume
• Sealed 28-35 liters / 1-1.25 cu.ft.
• Vented 31-91 liters / 1.1-3.2 cu.ft.
• Driver Volume Displaced 155.5 cu.in. / 2.55 liters
• Overall Diameter 12.38", 314.5mm
• Baffle Hole Diameter 11.07", 281mm
• Front Sealing Gasket Fitted as standard
• Rear Sealing Gasket Fitted as standard
• Mounting Holes Diameter 0.27", 6.9mm
• Mounting Holes B.C.D. 11.57", 293.8mm
• Depth 6.22", 158mm
• Net Weight 16.3 lbs, 7.4 kg
• Shipping Weight 18 lbs, 8.2 kgs

Materials of Construction:

• Coil Construction Aluminum voice coil
• Coil Former Polyimide former
• Magnet Composition Ferrite magnet
• Core Details Vented and extended core
• Basket Materials Die-cast aluminum basket
• Cone Composition Paper Cone
• Cone Edge Composition Cloth cone edge
• Dust Cap Composition Solid composition paper dust cap

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