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Eminence OMEGA PRO 18A

$209.99 new
$200.00 reseal


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Product Description

Eminence OMEGA PRO-18A

Recommended for professional audio as a woofer in vented enclosures. Also ideal for horn loading and scoops.

Nominal Basket Diameter 18", 457.2mm
Nominal Impedance* 8 ohms
Power Rating**
Watts 800W
Music Program 1600W
Resonance 25Hz
Usable Frequency Range 40Hz - 0.8kHz
Sensitivity*** 97dB
Magnet Weight 109 oz.
Gap Height 0.37", 9.53mm
Voice Coil Diameter 4", 101.6mm

Thiele & Small Parameters
Resonant Frequency (fs) 25Hz
DC Resistance (Re) 5.2
Coil Inductance (Le) 1.67mH
Mechanical Q (Qms) 8.18
Electromagnetic Q (Qes) 0.32
Total Q (Qts) 0.31
Compliance Equivalent Volume (Vas) 548.7 liters / 19.4 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 556cc
Mechanical Compliance of Suspension (Cms) 0.29mm/N
BL Product (BL) 18.8 T-M
Diaphragm Mass Inc. Airload (MMs) 138 grams
Efficiency Bandwidth Product (EBP) 79
Maximum Linear Excursion (Xmax) 4.8mm
Surface Area of Cone (Sd) 1159 cm2
Maximum Mechanical Limit (Xlim) 16mm
Mounting Information
Recommended Enclosure Volume
Sealed N/a
Vented 96-198 liters / 3.4-7 cu.ft.
Driver Volume Displaced 403.9 cu.in. / 6.62 liters
Overall Diameter 18", 457.2mm
Baffle Hole Diameter 16.56", 420.5mm
Front Sealing Gasket Fitted as standard
Rear Sealing Gasket Fitted as standard
Mounting Holes Diameter 0.28", 7.1mm
Mounting Holes B.C.D. 17.25", 438.2mm
Depth 8.15", 207mm
Net Weight 25.2 lbs, 11.4 kg
Shipping Weight 28.9 lbs, 13.1 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 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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