Recommended for professional
audio in a vented mid-bass or bass
enclosure. Also suitable for bass
guitar.
SPECIFICATION :
Nominal Basket Diameter 15" , 381 mm
Nominal Impedance* 8 ©
Power Rating* *
Watts 450 W
Music Program 900 W
Resonance 33 Hz
Usable Frequency Range 52 Hz - 2.3 kHz
Sensitivity* * * 100.5 dB
Magnet Weight 80 oz.
Gap Height 0.375" , 9.5 mm
Voice Coil Diameter 3" , 76 mm
EMINENCE KAPPA 15A
THIELE & SMALL PARAMETERS :
Resonant Frequency ( fs) 33 Hz
DC Resistance ( Re) 5.22 ©
Coil Inductance ( Le) 1.05m H
Mechanical Q ( Qms) 8.9
Electromagnetic Q ( Qes) 0.33
Total Q ( Qts) 0.32
Compliance Equivalent Volume ( Vas) 321.3 liters / 11.35 cu.ft.
Peak Diaphragm Displacement Volume ( Vd) 343 cc
Mechanical Compliance of Suspension ( Cms) 0.31 mm/ N
BL Product ( BL) 15.7 T-M
Diaphragm Mass Inc. Airload ( MMs) 76 grams
Efficiency Bandwidth Product ( EBP) 98
Maximum Linear Excursion ( Xmax) 4 mm
Surface Area of Cone ( Sd) 856.3 cm2
Maximum Mechanical Limit ( Xlim) 11.6 mm
MOUNTING INFORMATION :
Recommended Enclosure Volume
Sealed N/ a
Vented 45-113 liters / 1.6-4 cu.ft.
Driver Volume Displaced 0.138 cu.ft. / 3.92 liters
Overall Diameter 15.16" , 385.1 mm
Baffle Hole Diameter 13.87" , 352.3 mm
Front Sealing Gasket Yes
Rear Sealing Gasket Yes
Mounting Holes Diameter 0.25" , 6.4mm
Mounting Holes B.C.D. 14.56" , 369.8mm
Depth 6.13" , 155.7 mm
Net Weight 17.6 lbs, 7.98 kg
Shipping Weight 19.8 lbs, 8.98 kgs
MATERIALS OF CONSTRUCTION :
Coil Construction Copper voice coil
Coil Former Polyimide former
Magnet Composition Ferrite magnet
Core Details Vented core
Basket Materials Pressed steel basket
Cone Composition Paper cone
Cone Edge Composition Cloth cone edge
Dust Cap Composition Solid composition paper dust cap