File: Kappa15LFLargeHiFiVentedSub.bb6
Kappa15LF Larger Sub Woofer Cabinet, Med Pwr, Very Low F3
By McJerry, Eminence Speaker LLC
Displacement limited to 250 watts. Must use a 24 dB per octave high pass filter set to 35 Hz or higher
to protect driver from overexcursion. Place ports symetically around driver. Low power design. Deep Bass.
Box Properties
--Description--
Name:
Type: Vented Box
Shape: Prism, square (optimum)
--Box Parameters--
Vb = 6.512 cu.ft
V(total) = 6.875 cu.ft
Fb = 42 Hz
QL = 7
F3 = 38.46 Hz
Fill = minimal
--Vents--
No. of Vents = 4
Vent shape = round
Vent ends = one flush
Dv = 4 in
Lv = 6.609 in
Driver Properties
--Description--
Name: Kappa-15LF
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: Pressed steel basket.
Voice Coil: 3 inch (76.2 mm) copper.
Magnet: 95 oz ferrite magnet.
--Configuration--
No. of Drivers = 1
--Driver Parameters--
Fs = 39 Hz
Qms = 6.08
Vas = 159 liters
Xmax = 5.5 mm
Sd = 856.3 sq.cm
Qes = 0.41
Re = 5.4 ohms
Le = 1.27 mH
Z = 8 ohms
Pe = 600 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 250 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
Page Two -- Kappa15LFLargeHiFiVentedSub.bb6
Cone Displacement ( mm/Hz) with 250 watts
Eminence Designer
mm
16
14
12
10
8
6
4
2
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
Vent Air Velocity ( m/sec/Hz) with 250 watts
Eminence Designer
m/s
48
42
36
30
24
18
12
6
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
System Impedance (ohms/Hz)
Eminence Designer
ohms
80
70
60
50
40
30
20
10
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
File: Kappa15LFMedVentedBox.bb6
Kappa15LF Med Vented Sub Box, Med Power and Low Fs
By McJerry, Eminence Speaker LLC
Displacement limited to 300 watts. Must use a 24 dB per octave high pass filter set to 40 Hz or higher
to protect driver from overexcursion. Place ports symetically around driver.
Box Properties
--Description--
Name:
Type: Vented Box
Shape: Prism, square (optimum)
--Box Parameters--
Vb = 4 cu.ft
V(total) = 4.252 cu.ft
Fb = 45 Hz
QL = 7
F3 = 44.98 Hz
Fill = minimal
--Vents--
No. of Vents = 4
Vent shape = round
Vent ends = one flush
Dv = 3 in
Lv = 5.542 in
Driver Properties
--Description--
Name: Kappa-15LF
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: Pressed steel basket.
Voice Coil: 3 inch (76.2 mm) copper.
Magnet: 95 oz ferrite magnet.
--Configuration--
No. of Drivers = 1
--Driver Parameters--
Fs = 39 Hz
Qms = 6.08
Vas = 159 liters
Xmax = 5.5 mm
Sd = 856.3 sq.cm
Qes = 0.41
Re = 5.4 ohms
Le = 1.27 mH
Z = 8 ohms
Pe = 600 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
Page Two -- Kappa15LFMedVentedBox.bb6
Cone Displacement ( mm/Hz) with 300 watts
Eminence Designer
mm
16
14
12
10
8
6
4
2
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
Vent Air Velocity ( m/sec/Hz) with 300 watts
Eminence Designer
m/s
48
42
36
30
24
18
12
6
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
System Impedance (ohms/Hz)
Eminence Designer
ohms
80
70
60
50
40
30
20
10
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
File: Kappa15LFSmallMidBassBox.bb6
Kappa15LF Small Mid/Bass Vented Box Cabinet, Hi Pwr.
By McJerry, Eminence Speaker LLC
Displacement and thermally limited to 600 watts. Must use a 24 dB per octave high pass filter set to 80 Hz or higher
to protect driver from overexcursion. Place ports symetically around driver. Great for highpower, Mid/Bass use.
Box Properties
--Description--
Name:
Type: Vented Box
Shape: Prism, square (optimum)
--Box Parameters--
Vb = 2 cu.ft
V(total) = 2.2 cu.ft
Fb = 75 Hz
QL = 7
F3 = 66.38 Hz
Fill = minimal
--Vents--
No. of Vents = 4
Vent shape = round
Vent ends = one flush
Dv = 3 in
Lv = 2.802 in
Driver Properties
--Description--
Name: Kappa-15LF
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: Pressed steel basket.
Voice Coil: 3 inch (76.2 mm) copper.
Magnet: 95 oz ferrite magnet.
--Configuration--
No. of Drivers = 1
--Driver Parameters--
Fs = 39 Hz
Qms = 6.08
Vas = 159 liters
Xmax = 5.5 mm
Sd = 856.3 sq.cm
Qes = 0.41
Re = 5.4 ohms
Le = 1.27 mH
Z = 8 ohms
Pe = 600 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 600 watts
Eminence Designer
dB
131
125
119
113
107
101
95
89
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
Page Two -- Kappa15LFSmallMidBassBox.bb6
Cone Displacement ( mm/Hz) with 600 watts
Eminence Designer
mm
16
14
12
10
8
6
4
2
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
Vent Air Velocity ( m/sec/Hz) with 600 watts
Eminence Designer
m/s
48
42
36
30
24
18
12
6
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
System Impedance (ohms/Hz)
Eminence Designer
ohms
80
70
60
50
40
30
20
10
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
