Speaker - Eminence® Pro, 18", Definimax 4018LF, 1200W, 8Ω

Eminence
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Speaker - Eminence® Pro, 18", Definimax 4018LF, 1200W, 8Ω

$279.99
Note: special order items require additional lead time. See our page on special order items.

Special Order Item

Professional Series 18" speaker. Recommended for professional audio and bass as a high power, low distortion subwoofer in single or multi-driver designs

RoHS Compliant
SKU:
P-A-DEFINIMAX-4018LF-8
Item ID:
010480
UPC/EAN:
876358000579
Eminence Part Number:
DEFINIMAX 4018LF
Brand:
EminenceProfessional
Ohms:
Size:
Product Measurements by Type
Baffle Hole Diameter16.56 in.
Basket MaterialDie-cast aluminum basket
Coil Constructioncopper voice coil
Coil FormerPolyimide former
Coil Inductance (le)4.54 mH
Cone CompositionWater resistant paper cone
Cone Edge CompositionCloth cone edge
Core DetailsUndercut with aluminum shorting ring and Core Periphery Ventilation
D.C. Resistance (Re) 6.1 Ω
Depth8.13 in.
Driver Volume Displaced6.62 liters
Dust Cap CompositionWater resistant treated paper dust cap
Efficiency Bandwidth Product (ebp)86
Electrical Q Factor (Qes)0.35
Equivalent Acoustic Volume (VAS)254.71 liters
Force Factor (BxL)26.75 Wb/m
Front Sealing GasketYes
Gap Height9.5 mm
Linear Displacement, maximum (XMAX)8.57 mm
Magnet CompositionFerrite
Magnet Weight109 oz.
Mechanical Compliance (CMS)0.13 mm/N
Mechanical Limit, maximum (XLIM)15.9 mm
Mechanical Moving Mass (MMS)217 g
Mechanical Q Factor (QMS)11.95
Mounting Hole Bolt Circle Diameter438.2 mm
Mounting Hole Diameter7.1 mm
Nominal Basket Diameter18 in.
Nominal Impedance8 Ω
Overall Diameter457.2 mm
Peak Diaphragm Displacement Volume (vd)1,018.1 cm3
Power Rating1,200 W
Program Power Rating2,400 W
Rear Sealing GasketYes
Recommended Enclosure Volume, vented99.11 liters - 226.54 liters
Resonance30 Hz
Resonance Frequency (ƒS)30 Hz
Sensitivity94.9 dB
Surface Area Of Cone (sd)1188 cm2
Total Q Factor (QTS)0.34
Usable Frequency Range31 Hz - 0.2 kHz
Voice Coil Diameter4 in.
Packaging Information
Packaging Dimensions19 in. × 19 in. × 8.125 in.
Weight (Packaging)26 lbs.

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