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Speaker - Eminence® Pro, 18", Delta Pro 18C, 500 watts

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SKU: P-A-DELTAPRO-18C-4
Item ID: 010493
List Price: $154.99
Price: $139.49
You Save: $15.50 (10%)
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Please Contact us or call us at 480.820.5411 to order this item.
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Professional Series 18" speaker, 4 ohm. Long throw subwoofer for very small vented boxes. Over-sized top plate and large pole vent help keep the coil cool.

SPECIFICATION
Nominal Basket Diameter 18", 457 mm
Nominal Impedance* 4 Ω
Power Rating*
Program Power 1000 W
Watts 500 W
Resonance 27 Hz
Usable Frequency Range 35 Hz - 0.2 kHz
Sensitivity* 94.4 dB
Magnet Weight 67 oz.
Gap Height 0.38", 9.7 mm
Voice Coil Diameter 2.5", 64 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs) 27 Hz
DC Resistance (Re) 3.8 Ω
Coil Inductance (Le) 2.65m H
Mechanical Q (Qms) 13.24
Electromagnetic Q (Qes) 0.32
Total Q (Qts) 0.32
Compliance Equivalent Volume (Vas) 488.8 liters / 17.26 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 796 cc
Mechanical Compliance of Suspension (Cms) 0.25 mm/N
BL Product (BL) 16.5 T-M
Diaphragm Mass Inc. Airload (MMs) 137 grams
Efficiency Bandwidth Product (EBP) 84
Maximum Linear Excursion (Xmax) 6.7 mm
Surface Area of Cone (Sd) 1188 cm2
Maximum Mechanical Limit (Xlim) 15 mm
MOUNTING INFORMATION
Recommended Enclosure Volume
Sealed N/a
Vented 85-283 liters / 3-10 cu.ft.
Driver Volume Displaced 0.212 cu.ft. / 6.01 liters
Overall Diameter 18", 457.2 mm
Baffle Hole Diameter 16.57", 420.9 mm
Front Sealing Gasket Yes
Rear Sealing Gasket Yes
Mounting Holes Diameter 0.28", 7.1mm
Mounting Holes B.C.D. 17.25", 438.2mm
Depth 8.13", 206.5 mm
Net Weight 17 lbs, 7.71 kg
Shipping Weight 20.5 lbs, 9.3 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

UPC/EAN: 876358001163

RoHS Compliant

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