KAPPA PRO-15A Professional Series 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 ohms Power Rating Watts 500 W / Music Program 1000 W Resonance 47 Hz Usable Frequency Range 46 Hz – 4 kHz Sensitivity 101 Magnet […]
KAPPA-15A American Standard Series
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 16 ohms
Power Rating Watts 450 W / Music Program 900 W
Resonance 33 Hz
Usable Frequency Range 52 Hz - 2.3 kHz
Sensitivity 100.5
Magnet Weight 80 oz.
Gap Height 0.375“, 9.53 mm
Voice Coil Diameter 3“, 76.2 mm
THIELE & Small Parameters
Resonant Frequency (fs) 33 Hz
DC Resistance (Re) 5.22
Coil Inductance (Le) 1.05 mH
Mechanical Q (Qms) 8.90
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
Glass loaded paper with weather resistant impregnation
Surround material
Cloth-sealed
Suspension
Single
Xmax (mm/in)
3.0/0.12
Gap depth (mm/in)
10.0/0.39
Voice coil winding width (mm/in)
16.0/0.63
Small Signal Parameters
D (m/in)
0.33/12.99
Fs (Hz)
39
Mmt (g/oz)
-
Mmd (g/oz)
70.00/2.47
Mair
14.149/0.499
Qms
7.10
Qes
0.38
Qts
0.36
Re (Ω)
6.50
Vas (lt/ft3)
208.0/7.34
BI (Tm)
18.70
Cms (mm/N)
0.20
Rms (kg/s)
2.86
Le (mH)
0.59
Mounting Information
Overall diameter (mm/in)
385/15.16
Overall depth (mm/in)
158/6.22
Cut-out diameter (mm/in)
351/13.82
Mounting slot dimensions (mm/in)
7 x 10/0.28 x 0.39
Number of mounting slots
8
Mounting slot PCD range (mm/in)
365-375/14.37-14.76
Unit weight (kg/lb)
6.3/13.8
Packed Dimensions and Weight
Single pack size W x D x H (mm/in)
435 x 435 x 200/17.1 x 17.1 x 7.9
Single pack weight (kg/lb)
7.7/17.0
Multipack (36) size W x D x H (mm/in)
1200 x 1000 x 980/47.2 x 39.4 x 38.6
Multipack (36) weight (kg/lb)
278/613
Recommended for professional audio as a mid-bass or floor monitor in a sealed enclosure. Also suitable as a woofer in vented, bass guitar or PA enclosures.
Product type
Loudspeaker Chassis
Type
PA
Nominal Diameter
15 "
Nominal Diameter
381 mm
Voice Coil
2.5 "
Voice Coil
63.5 mm
Overall diameter
384.8 mm
Pitch Circle Diameter
369.9 mm
Cut- out Measurement
352.3 mm
Diameter of fixing holes
6.4 mm
Depth
160 mm
Nominal Impedance
8 Ohm(s)
Nominal Load Capacity
500 W
maximum rated load
1000 W
Sensitivity (1 W / 1 m)
96 dB
Frequency response
42 - 3200 Hz
Voice Coil Material
copper
Magnet
Ferrite
Depth of the magnetic gap
9.53 mm
Thiele & Small Parameter
Fs (Resonance Frequency)
39 Hz
Re (DC resistance)
6.11 Ohm(s)
Qms (mechanical quality)
6.3
Le (inductance of the voice coil)
1.37 mH
Qes (electrical quality)
0.52
Qts (overall quality)
0.48
Vas (equivalent volume)
241
Mms (moving mass)
75 g
BL (power factor)
14.6 T/m
Xmax (maximum displacement)
4.8 mm
Cms (elasticity of the suspension)
0.23 mm/N
Sd (membrane area)
873 cm²
Weight
6,449 kg
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