File: Delta15ASmallVentedBox125Watts.bb6
Delta15A Small Vented Cab.; High Pwr Sat or Low Pwr Semi FR
By McJery, Eminence Speaker LLC
High Power Mid-High/Sat: 400 Watt Thermal limit; use only 150 Hz and up.
Low Power Semi-Full Range: 125 Displacement Limit; high pass at 55 Hz.
Box Properties
--Description--
Name:
Type: Vented Box
Shape: Prism, square (optimum)
--Box Parameters--
Vb = 2.85 cu.ft
V(total) = 2.996 cu.ft
Fb = 75 Hz
QL = 7
F3 = 70 Hz
Fill = minimal
--Vents--
No. of Vents = 2
Vent shape = round
Vent ends = one flush
Dv = 4.889 in
Lv = 0.75 in
Driver Properties
--Description--
Name: Delta-15 (8 ohm)
Type: Standard one-way driver
Company: Eminence Speaker LLC
Comment: Revised NOV 2005
Piston: Ribbed paper cone.
Suspension: Cloth surround.
Dust Cap: Solid composition paper dust cap.
Frame: Pressed steel basket.
Voice Coil: 2.5 inch (63.5 mm) AL Wire. Kapton former.
Magnet: 56 oz ferrite magnet.
--Configuration--
No. of Drivers = 1
--Mechanical Parameters--
Fs = 40 Hz
Qms = 8
Vas = 270.7 liters
Cms = 0.255 mm/N
Mms = 62.13 g
Rms = 1.95 kg/s
Xmax = 2.7 mm
Xmech = 11.1 mm
P-Dia = 331.8 mm
Sd = 864.6 sq.cm
P-Vd = 0.233 liters
--Electrical Parameters--
Qes = 0.57
Re = 6.3 ohms
Le = 0.64 mH
Z = 8 ohms
BL = 13.2 Tm
Pe = 400 watts
--Electromech. Parameters--
Qts = 0.53
no = 2.931 %
1-W SPL = 96.82 dB
2.83-V SPL = 97.85 dB
Page Two -- Delta15ASmallVentedBox125Watts.bb6
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 125 watts Eminence Designer
dB
125
119
113
107
101
95
89
83
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 Three -- Delta15ASmallVentedBox125Watts.bb6
Maximum Electric Input Power (W/Hz) Eminence Designer
watts
200
100
20
10
2
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
Cone Displacement (mm/Hz) with 125 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 125 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
Page Four -- Delta15ASmallVentedBox125Watts.bb6
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
Phase Response (deg/Hz) Eminence Designer
deg
90
0
-90
±180
90
0
-90
±180
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
Group Delay (msec/Hz) Eminence Designer
msec
24
20
16
12
8
4
0
-4
-8
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
File: Delta15AMedVentedBox100Watts.bb6
Delta15A Med Vented Cab.; Low Power Full Range PA Cabinet
By McJerry, Eminence Speaker LLC
Displacement Limited to 100 Watts; use a steep high pass at 45 Hz to protect
woofer from overexcursion.
Box Properties
--Description--
Name:
Type: Vented Box
Shape: Prism, square (optimum)
--Box Parameters--
Vb = 4 cu.ft
V(total) = 4.148 cu.ft
Fb = 65 Hz
QL = 7
F3 = 61.09 Hz
Fill = minimal
--Vents--
No. of Vents = 2
Vent shape = round
Vent ends = one flush
Dv = 5.126 in
Lv = 0.75 in
Driver Properties
--Description--
Name: Delta-15 (8 ohm)
Type: Standard one-way driver
Company: Eminence Speaker LLC
Comment: Revised NOV 2005
Piston: Ribbed paper cone.
Suspension: Cloth surround.
Dust Cap: Solid composition paper dust cap.
Frame: Pressed steel basket.
Voice Coil: 2.5 inch (63.5 mm) AL Wire. Kapton former.
Magnet: 56 oz ferrite magnet.
--Configuration--
No. of Drivers = 1
--Mechanical Parameters--
Fs = 40 Hz
Qms = 8
Vas = 270.7 liters
Cms = 0.255 mm/N
Mms = 62.13 g
Rms = 1.95 kg/s
Xmax = 2.7 mm
Xmech = 11.1 mm
P-Dia = 331.8 mm
Sd = 864.6 sq.cm
P-Vd = 0.233 liters
--Electrical Parameters--
Qes = 0.57
Re = 6.3 ohms
Le = 0.64 mH
Z = 8 ohms
BL = 13.2 Tm
Pe = 400 watts
--Electromech. Parameters--
Qts = 0.53
no = 2.931 %
1-W SPL = 96.82 dB
2.83-V SPL = 97.85 dB
Page Two -- Delta15AMedVentedBox100Watts.bb6
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 100 watts Eminence Designer
dB
124
118
112
106
100
94
88
82
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 Three -- Delta15AMedVentedBox100Watts.bb6
Maximum Electric Input Power (W/Hz) Eminence Designer
watts
200
100
20
10
2
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
Cone Displacement (mm/Hz) with 100 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 100 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
Page Four -- Delta15AMedVentedBox100Watts.bb6
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
Phase Response (deg/Hz) Eminence Designer
deg
90
0
-90
±180
90
0
-90
±180
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
Group Delay (msec/Hz) Eminence Designer
msec
24
20
16
12
8
4
0
-4
-8
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
File: Delta15ALargerVentedBox50Watts.bb6
Delta15A Larger Vented Cab.; Low Pwr Fuller Range PA
By McJerry, Eminence Speaker LLC
Displacement Limited to 50 Watts; use a steep high pass filter set to 35 Hz
or higher to protect woofer from overexcursion.
Box Properties
--Description--
Name:
Type: Vented Box
Shape: Prism, square (optimum)
--Box Parameters--
Vb = 5.5 cu.ft
V(total) = 5.641 cu.ft
Fb = 49.22 Hz
QL = 7
F3 = 53.27 Hz
Fill = minimal
--Vents--
No. of Vents = 2
Vent shape = round
Vent ends = one flush
Dv = 4.146 in
Lv = 0.75 in
Driver Properties
--Description--
Name: Delta-15 (8 ohm)
Type: Standard one-way driver
Company: Eminence Speaker LLC
Comment: Revised NOV 2005
Piston: Ribbed paper cone.
Suspension: Cloth surround.
Dust Cap: Solid composition paper dust cap.
Frame: Pressed steel basket.
Voice Coil: 2.5 inch (63.5 mm) AL Wire. Kapton former.
Magnet: 56 oz ferrite magnet.
--Configuration--
No. of Drivers = 1
--Mechanical Parameters--
Fs = 40 Hz
Qms = 8
Vas = 270.7 liters
Cms = 0.255 mm/N
Mms = 62.13 g
Rms = 1.95 kg/s
Xmax = 2.7 mm
Xmech = 11.1 mm
P-Dia = 331.8 mm
Sd = 864.6 sq.cm
P-Vd = 0.233 liters
--Electrical Parameters--
Qes = 0.57
Re = 6.3 ohms
Le = 0.64 mH
Z = 8 ohms
BL = 13.2 Tm
Pe = 400 watts
--Electromech. Parameters--
Qts = 0.53
no = 2.931 %
1-W SPL = 96.82 dB
2.83-V SPL = 97.85 dB
Page Two -- Delta15ALargerVentedBox50Watts.bb6
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 50 watts Eminence Designer
dB
121
115
109
103
97
91
85
79
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 Three -- Delta15ALargerVentedBox50Watts.bb6
Maximum Electric Input Power (W/Hz) Eminence Designer
watts
200
100
20
10
2
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
Cone Displacement (mm/Hz) with 50 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 50 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
Page Four -- Delta15ALargerVentedBox50Watts.bb6
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
Phase Response (deg/Hz) Eminence Designer
deg
90
0
-90
±180
90
0
-90
±180
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
Group Delay (msec/Hz) Eminence Designer
msec
24
20
16
12
8
4
0
-4
-8
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
File: Delta15ASealedBoxDesign300Watts.bb6
Delta15A Small Sealed Cab.; Mid-High or Vocal Floor Wedge
By McJerry, Eminence Speaker LLC
Limited to 300 Watts; use a steep high pass filter set to 150 Hz or higher.
Box Properties
--Description--
Name:
Type: Closed Box
Shape: Prism, square (optimum)
--Box Parameters--
Vb = 1.2 cu.ft
V(total) = 1.328 cu.ft
Qtc = 1.072
QL = 19.9
F3 = 85.31 Hz
Fill = heavy
Driver Properties
--Description--
Name: Delta-15 (8 ohm)
Type: Standard one-way driver
Company: Eminence Speaker LLC
Comment: Revised NOV 2005
Piston: Ribbed paper cone.
Suspension: Cloth surround.
Dust Cap: Solid composition paper dust cap.
Frame: Pressed steel basket.
Voice Coil: 2.5 inch (63.5 mm) AL Wire. Kapton former.
Magnet: 56 oz ferrite magnet.
--Configuration--
No. of Drivers = 1
--Mechanical Parameters--
Fs = 40 Hz
Qms = 8
Vas = 270.7 liters
Cms = 0.255 mm/N
Mms = 62.13 g
Rms = 1.95 kg/s
Xmax = 2.7 mm
Xmech = 11.1 mm
P-Dia = 331.8 mm
Sd = 864.6 sq.cm
P-Vd = 0.233 liters
--Electrical Parameters--
Qes = 0.57
Re = 6.3 ohms
Le = 0.64 mH
Z = 8 ohms
BL = 13.2 Tm
Pe = 400 watts
--Electromech. Parameters--
Qts = 0.53
no = 2.931 %
1-W SPL = 96.82 dB
2.83-V SPL = 97.85 dB
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
129
123
117
111
105
99
93
87
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 -- Delta15ASealedBoxDesign300Watts.bb6
Maximum Electric Input Power (W/Hz) Eminence Designer
watts
200
100
20
10
2
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
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
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
Page Three -- Delta15ASealedBoxDesign300Watts.bb6
Phase Response (deg/Hz) Eminence Designer
deg
90
0
-90
±180
90
0
-90
±180
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
Group Delay (msec/Hz) Eminence Designer
msec
24
20
16
12
8
4
0
-4
-8
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
