KAPPA-15A 

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 Ω

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 Ω

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

ConditionBrand New (New)
Brand New items are sold by an authorized dealer or original builder and include all original packaging.Learn more
Brand
Model
  • KAPPA-15A American Standard Series 50w 15" Speaker - 8 Ohm
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VIP PRO AUDIO INC

Brooklyn, NY, United States
Sales:4,177
Joined Reverb:2015

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