Eminence KappaPro 18LF-8 18" Subwoofer

Regular price $174.99 Sale

Eminence Kappa Pro18LF-8 18" Subwoofer
8 Ohm
 
BRAND NEW, UNOPENED

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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 0.37", 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 28.1 lbs, 12.75 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