2x Eminence KAPPA-15A 15" Pro Audio Sub-Woofer Midbass Speaker 900W 8ohm

SPECIFICATION

Nominal Basket Diameter

• 15", 381 mm

Nominal Impedance*

• 8 Ohm
  

Power Rating*

Program Power

• 900 W

Watts

• 450 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

THIELE & SMALL PARAMETERS

Resonant Frequency (fs)

• 33 Hz

DC Resistance (Re)

• 5.22 Ohm
  

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