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Eminence IMPERO 18A 18" High Power Woofer Speaker 8-Ohms 2400 Watts

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SKU:
Eminence IMPERO 18A H.R
UPC:
876358002054
Condition:
New
Availability:
Free Shipping
Type:
Subwoofer
Size:
18 Inch
RMS Power:
1200 Watts
Ohms:
8 Ohms
Magnet:
Ferrite
Cone Material:
Weather Protected
Qty.:
1 Speaker
Order before 3PM (EST) Mon-Fri for Same Day Shipping
$344.99

Product Description

Eminence IMPERO 18A 18" High Power Woofer Speaker 8 Ohm 2400W

High power driver recommended for pro audio in vented enclosures. Suited for full-range three-way boxes, bass guitar boxes, and small subwoofers.

 

SPECIFICATION

                                                                                              

Nominal Basket Diameter

  • 18", 457 mm

Nominal Impedance*

  • 8 Ω

Power Rating*

 

Program Power

  • 2400 W

Watts

  • 1200 W

Resonance

  • 33 Hz

Usable Frequency Range

  • 39 Hz - 0.8 kHz

Sensitivity*

  • 95.9 dB

Magnet Weight

  • 109 oz.

Gap Height

  • 0.5", 12.7 mm

Voice Coil Diameter

  • 4", 102 mm

THIELE & SMALL PARAMETERS

 

Resonant Frequency (fs)

  • 33 Hz

DC Resistance (Re)

  • 5.41 Ω

Coil Inductance (Le)

  • 1.47m H

Mechanical Q (Qms)

  • 14.02

Electromagnetic Q (Qes)

  • 0.44

Total Q (Qts)

  • 0.43

Compliance Equivalent Volume (Vas)

  • 317.02 liters / 11.2 cu.ft.

Peak Diaphragm Displacement Volume (Vd)

  • 927.2 cc

Mechanical Compliance of Suspension (Cms)

  • 0.17 mm/N

BL Product (BL)

  • 18.9 T-M

Diaphragm Mass Inc. Airload (MMs)

  • 140 grams

Efficiency Bandwidth Product (EBP)

  • 75

Maximum Linear Excursion (Xmax)

  • 8 mm

Surface Area of Cone (Sd)

  • 1159 cm2

Maximum Mechanical Limit (Xlim)

  • 20.2 mm

MOUNTING INFORMATION

 

Recommended Enclosure Volume

 

Sealed

  • N/a

Vented

  • 113.27-277.51 liters / 4-9.8 cu.ft.

Driver Volume Displaced

  • 0.237 cu.ft. / 6.7 liters

Overall Diameter

  • 18", 457.2 mm

Baffle Hole Diameter

  • 16.56", 420.6 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

  • 8.31", 211.1 mm

Net Weight

  • 27.3 lbs, 12.38 kg

Shipping Weight

  • 30.8 lbs, 13.97 kgs

MATERIALS OF CONSTRUCTION

 

Coil Construction

  • Copper voice coil

Coil Former

  • Fiberglass former

Magnet Composition

  • Ferrite magnet

Core Details

  • Bumped Vented Extended core

Basket Materials

  • Die-cast aluminum basket

Cone Composition

  • Water resistant paper cone

Cone Edge Composition

  • Treated cloth cone edge

Dust Cap Composition

  • Water resistant treated paper dust cap