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Eminence KAPPA PRO 18LF-8: 18 inch Pro Woofer

Price: $219.99 $209.99

The Kappa Pro 18LF provides tons of low frequency output in a lightweight, durable cast aluminum chassis. Use it as a subwoofer in small to medium sized boxes, a woofer in large three-way PA enclosures, or as a high-power bass guitar woofer. The 1,600 watt program power rating makes it an easy choice for new box designs or as a replacement for many single and double subwoofer cabinets.
800 watts / 38-700Hz / 3″ voice coil
Die-cast aluminum basket
8 ohms

SKU: KAPPA PRO 18LF Categories: , , , , , ,

Description

Eminence KAPPA PRO 18LF-8: 18″ Pro Woofer

The Kappa Pro 18LF provides tons of low frequency output in a lightweight, durable cast aluminum chassis. Use it as a subwoofer in small to medium sized boxes, a woofer in large three-way PA enclosures, or as a high-power bass guitar woofer. The 1,600 watt program power rating makes it an easy choice for new box designs or as a replacement for many single and double subwoofer cabinets.

Click Here to Download PDF Spec Sheet

Click Here to Download PDF Cabinet Design

SPECIFICATION
Nominal Basket Diameter 18″, 457 mm
Nominal Impedance* 8 Ω
Power Rating*
Program Power 1600 W
Watts 800 W
Resonance 32 Hz
Usable Frequency Range 38 Hz – 0.7 kHz
Sensitivity* 98 dB
Magnet Weight 120 oz.
Gap Height 0.375″, 9.5 mm
Voice Coil Diameter 3″, 76 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs) 32 Hz
DC Resistance (Re) 5.39 Ω
Coil Inductance (Le) 1.21m H
Mechanical Q (Qms) 10.66
Electromagnetic Q (Qes) 0.34
Total Q (Qts) 0.33
Compliance Equivalent Volume (Vas) 391.61 liters / 13.83 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 927.2 cc
Mechanical Compliance of Suspension (Cms) 0.21 mm/N
BL Product (BL) 19.39 T-M
Diaphragm Mass Inc. Airload (MMs) 119 grams
Efficiency Bandwidth Product (EBP) 94
Maximum Linear Excursion (Xmax) 8 mm
Surface Area of Cone (Sd) 1159 cm2
Maximum Mechanical Limit (Xlim) 18 mm
MOUNTING INFORMATION
Recommended Enclosure Volume
Sealed 0-0 liters / 0-0 cu.ft.
Vented 113.27-353.96 liters / 4-12.5 cu.ft.
Driver Volume Displaced 0.234 cu.ft. / 6.62 liters
Overall Diameter 18″, 457.2 mm
Baffle Hole Diameter 16.58″, 421.1 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 8.15″, 207 mm
Net Weight 24.5 lbs, 11.11 kg
Shipping Weight 26.5 lbs, 12.02 kgs
MATERIALS OF CONSTRUCTION
Coil Construction Copper voice coil
Coil Former Kapton former
Magnet Composition Ferrite magnet
Core Details Vented and extended core
Basket Materials Die-cast aluminum basket
Cone Composition Treated paper cone
Cone Edge Composition Cloth cone edge
Dust Cap Composition Treated paper dust cap
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