User Guide

File: KappaPro12ALargeVentedBox.bb6
KappaPro12A Larger Vented Box, Med Power, Med F3
By McJerry, Eminence Speaker LLC
Displacement limited to 300 watts. Must use a 24 dB per octave High Pass Filter set to 50 Hz or higher
to protect driver from overexcursion.
Box Properties
--Description--
Name:
Type: Vented Box
Shape: Prism, square (optimum)
--Box Parameters--
Vb = 1.68 cu.ft
V(total) = 1.92 cu.ft
Fb = 55 Hz
QL = 7
F3 = 57.28 Hz
Fill = minimal
--Vents--
No. of Vents = 2
Vent shape = round
Vent ends = one flush
Dv = 4 in
Lv = 9.105 in
Driver Properties
--Description--
Name: Kappa Pro-12
Type: Standard one-way driver
Company: Eminence Speaker LLC
Comment: Revised NOV 2005
Piston: Paper cone.
Suspension: Cloth surround.
Dust Cap: Solid paper dust cap.
Frame: Diecast aluminum basket.
Voice Coil: 3 inch (76.2 mm) copper.
Magnet: 80 oz ferrite magnet.
--Configuration--
No. of Drivers = 1
--Driver Parameters--
Fs = 37 Hz
Qms = 6.93
Vas = 121 liters
Xmax = 4.8 mm
Sd = 519.5 sq.cm
Qes = 0.25
Re = 5.46 ohms
Le = 1.22 mH
Z = 8 ohms
Pe = 500 watts
Normalized Amplitude Response (dB-SPL/Hz)
Eminence Designer
dB
6
0
-6
-12
-18
-24
-30
-36
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
Custom Amplitude Response (dB-SPL/Hz at 1 m) with 300 watts
Eminence Designer
dB
128
122
116
110
104
98
92
86
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
Maximum Acoustic Power (dB-SPL/Hz at 1 m)
Eminence Designer
dB
129
123
117
111
105
99
93
87
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K