27
File: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50 Watts, F3 at 53 Hz Run full range for Bass Guitar or High pass at 45 for PA use. Box Properties --Description-- Name: Type: Closed Box Shape: Prism, square (optimum) --Box Parameters-- Vb = 3.5 cu.ft V(total) = 3.608 cu.ft Qtc = 0.753 QL = 20 F3 = 52.99 Hz Fill = normal A B C --External Dimensions-- A = 31.28 in B = 19.91 in C = 12.87 in --Internal Dimensions-- A = 29.78 in B = 18.41 in C = 11.37 in --Wall Thickness-- Front = 0.75 in Side = 0.75 in Driver Properties --Description-- Name: Legend BP122 Type: Standard one-way driver Company: Eminence Speaker LLC USA Comment: 12" Bass Guitar/Pro Woofer --Configuration-- No. of Drivers = 1 --Mechanical Parameters-- Fs = 35.37 Hz Qms = 9.26 Vas = 157.4 liters Cms = 0.4 mm/N Mms = 50.37 g Rms = 1.21 kg/s Xmax = 6.2 mm Xmech = 12.4 mm P-Dia = 258.9 mm Sd = 532.4 sq.cm P-Vd = 0.326 liters --Electrical Parameters-- Qes = 0.57 Re = 5.66 ohms Le = 0.84 mH Z = 8 ohms BL = 10.55 Tm Pe = 250 watts --Electromech. Parameters-- Qts = 0.54 no = 1.178 % 1-W SPL = 92.86 dB 2.83-V SPL = 94.36 dB

Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

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Page 1: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

File: Legend_BP122LargeSealed50W.bb6

Legend BP122 Large Sealed Bass Guitar or PABy Jerry McNutt, Eminence Speaker LLC50 Watts, F3 at 53 HzRun full range for Bass Guitar or High pass at 45 for PA use.

Box Properties--Description--Name: Type: Closed BoxShape: Prism, square (optimum)--Box Parameters--Vb = 3.5 cu.ftV(total) = 3.608 cu.ftQtc = 0.753QL = 20F3 = 52.99 HzFill = normal

A

B

C

--External Dimensions--A = 31.28 inB = 19.91 inC = 12.87 in--Internal Dimensions--A = 29.78 inB = 18.41 inC = 11.37 in--Wall Thickness--Front = 0.75 inSide = 0.75 in

Driver Properties--Description--Name: Legend BP122Type: Standard one-way driverCompany: Eminence Speaker LLC USAComment: 12" Bass Guitar/Pro Woofer--Configuration--No. of Drivers = 1--Mechanical Parameters--Fs = 35.37 HzQms = 9.26Vas = 157.4 litersCms = 0.4 mm/NMms = 50.37 gRms = 1.21 kg/sXmax = 6.2 mmXmech = 12.4 mmP-Dia = 258.9 mmSd = 532.4 sq.cmP-Vd = 0.326 liters--Electrical Parameters--Qes = 0.57Re = 5.66 ohmsLe = 0.84 mHZ = 8 ohmsBL = 10.55 TmPe = 250 watts--Electromech. Parameters--Qts = 0.54no = 1.178 %1-W SPL = 92.86 dB2.83-V SPL = 94.36 dB

Page 2: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Two -- Legend_BP122LargeSealed50W.bb6

Box Parts

top & bottom

front & back sides

c

b

d

a

c

Box Shape: Optimum Square Prism1 Top, 1 Bottom: depth (c) = 12.87 in width (b) = 19.91, thickness = 0.75 in1 Front, 1 Back: height (a) = 29.78 in width (d) = 18.41, thickness = 0.75 in2 Sides: height (a) = 29.78 in depth (c) = 12.87, thickness = 0.75 in

--Driver Mounting-- Mounting: Flush

Page 3: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Three -- Legend_BP122LargeSealed50W.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

117

111

105

99

93

87

81

75

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

123

117

111

105

99

93

87

81

5 Hz 10 50 100 500 1 K 5 K 10 K 20 K

Page 4: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Four -- Legend_BP122LargeSealed50W.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

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 5: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

File: Legend_BP122LargeVented100W.bb6

Legend BP122 Large Vented Bass Guitar or PABy Jerry McNutt, Eminence Speaker LLC100 Watts, F3 at 36 HzRun full range for Bass Guitar or High pass at 30 Hz for PA, DJ, or ProSound.

Box Properties--Description--Name: Type: Vented BoxShape: Prism, square (optimum)--Box Parameters--Vb = 5 cu.ftV(total) = 5.18 cu.ftFb = 37 HzQL = 7F3 = 36.32 HzFill = normal--Vents--No. of Vents = 2Vent shape = roundVent ends = one flushDv = 4 inLv = 5.154 in

A

B

C

--External Dimensions--A = 35.1 inB = 22.26 inC = 14.33 in--Internal Dimensions--A = 33.6 inB = 20.76 inC = 12.83 in--Wall Thickness--Front = 0.75 inSide = 0.75 in

Driver Properties--Description--Name: Legend BP122Type: Standard one-way driverCompany: Eminence Speaker LLC USAComment: 12" Bass Guitar/Pro Woofer--Configuration--No. of Drivers = 1--Mechanical Parameters--Fs = 35.37 HzQms = 9.26Vas = 157.4 litersCms = 0.4 mm/NMms = 50.37 gRms = 1.21 kg/sXmax = 6.2 mmXmech = 12.4 mmP-Dia = 258.9 mmSd = 532.4 sq.cmP-Vd = 0.326 liters--Electrical Parameters--Qes = 0.57Re = 5.66 ohmsLe = 0.84 mHZ = 8 ohmsBL = 10.55 TmPe = 250 watts--Electromech. Parameters--Qts = 0.54no = 1.178 %1-W SPL = 92.86 dB2.83-V SPL = 94.36 dB

Page 6: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Two -- Legend_BP122LargeVented100W.bb6

Box Parts

top & bottom

front & back sides

c

b

d

a

c

Box Shape: Optimum Square Prism1 Top, 1 Bottom: depth (c) = 14.33 in width (b) = 22.26, thickness = 0.75 in1 Front, 1 Back: height (a) = 33.6 in width (d) = 20.76, thickness = 0.75 in2 Sides: height (a) = 33.6 in depth (c) = 14.33, thickness = 0.75 in

--Vent Parts--2 Ducts: outside diameter (e) = 4.25 in inside diameter (g) = 4 in length (h) = 5.154 in

--Driver Mounting-- Mounting: Flush

vent

e g

h

Page 7: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Three -- Legend_BP122LargeVented100W.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

119

113

107

101

95

89

83

77

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

123

117

111

105

99

93

87

81

5 Hz 10 50 100 500 1 K 5 K 10 K 20 K

Page 8: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Four -- Legend_BP122LargeVented100W.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 9: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Five -- Legend_BP122LargeVented100W.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

Page 10: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

File: Legend_BP122MediumSealed100W.bb6

Legend BP122 Medium Sealed Bass Guitar or PABy Jerry McNutt, Eminence Speaker LLC100 Watts, F3 at 57 HzRun full range for Bass Guitar or High pass at 50 for PA use.

Box Properties--Description--Name: Type: Closed BoxShape: Prism, square (optimum)--Box Parameters--Vb = 2 cu.ftV(total) = 2.108 cu.ftQtc = 0.885QL = 20F3 = 56.95 HzFill = normal

A

B

C

--External Dimensions--A = 26.4 inB = 16.89 inC = 11.01 in--Internal Dimensions--A = 24.9 inB = 15.39 inC = 9.509 in--Wall Thickness--Front = 0.75 inSide = 0.75 in

Driver Properties--Description--Name: Legend BP122Type: Standard one-way driverCompany: Eminence Speaker LLC USAComment: 12" Bass Guitar/Pro Woofer--Configuration--No. of Drivers = 1--Mechanical Parameters--Fs = 35.37 HzQms = 9.26Vas = 157.4 litersCms = 0.4 mm/NMms = 50.37 gRms = 1.21 kg/sXmax = 6.2 mmXmech = 12.4 mmP-Dia = 258.9 mmSd = 532.4 sq.cmP-Vd = 0.326 liters--Electrical Parameters--Qes = 0.57Re = 5.66 ohmsLe = 0.84 mHZ = 8 ohmsBL = 10.55 TmPe = 250 watts--Electromech. Parameters--Qts = 0.54no = 1.178 %1-W SPL = 92.86 dB2.83-V SPL = 94.36 dB

Page 11: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Two -- Legend_BP122MediumSealed100W.bb6

Box Parts

top & bottom

front & back sides

c

b

d

a

c

Box Shape: Optimum Square Prism1 Top, 1 Bottom: depth (c) = 11.01 in width (b) = 16.89, thickness = 0.75 in1 Front, 1 Back: height (a) = 24.9 in width (d) = 15.39, thickness = 0.75 in2 Sides: height (a) = 24.9 in depth (c) = 11.01, thickness = 0.75 in

--Driver Mounting-- Mounting: Flush

Page 12: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Three -- Legend_BP122MediumSealed100W.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

120

114

108

102

96

90

84

78

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

123

117

111

105

99

93

87

81

5 Hz 10 50 100 500 1 K 5 K 10 K 20 K

Page 13: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Four -- Legend_BP122MediumSealed100W.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

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 14: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

File: Legend_BP122MediumVented125W.bb6

Legend BP122 Medium Vented Bass Guitar or PABy Jerry McNutt, Eminence Speaker LLC125 Watts, F3 at 42 HzRun full range for Bass Guitar or High pass at 35 Hz for PA, DJ, or ProSound.

Box Properties--Description--Name: Type: Vented BoxShape: Prism, square (optimum)--Box Parameters--Vb = 3.6 cu.ftV(total) = 3.798 cu.ftFb = 41.4 HzQL = 7F3 = 41.5 HzFill = normal--Vents--No. of Vents = 2Vent shape = roundVent ends = one flushDv = 4 inLv = 6.238 in

A

B

C

--External Dimensions--A = 31.79 inB = 20.22 inC = 13.07 in--Internal Dimensions--A = 30.29 inB = 18.72 inC = 11.57 in--Wall Thickness--Front = 0.75 inSide = 0.75 in

Driver Properties--Description--Name: Legend BP122Type: Standard one-way driverCompany: Eminence Speaker LLC USAComment: 12" Bass Guitar/Pro Woofer--Configuration--No. of Drivers = 1--Mechanical Parameters--Fs = 35.37 HzQms = 9.26Vas = 157.4 litersCms = 0.4 mm/NMms = 50.37 gRms = 1.21 kg/sXmax = 6.2 mmXmech = 12.4 mmP-Dia = 258.9 mmSd = 532.4 sq.cmP-Vd = 0.326 liters--Electrical Parameters--Qes = 0.57Re = 5.66 ohmsLe = 0.84 mHZ = 8 ohmsBL = 10.55 TmPe = 250 watts--Electromech. Parameters--Qts = 0.54no = 1.178 %1-W SPL = 92.86 dB2.83-V SPL = 94.36 dB

Page 15: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Two -- Legend_BP122MediumVented125W.bb6

Box Parts

top & bottom

front & back sides

c

b

d

a

c

Box Shape: Optimum Square Prism1 Top, 1 Bottom: depth (c) = 13.07 in width (b) = 20.22, thickness = 0.75 in1 Front, 1 Back: height (a) = 30.29 in width (d) = 18.72, thickness = 0.75 in2 Sides: height (a) = 30.29 in depth (c) = 13.07, thickness = 0.75 in

--Vent Parts--2 Ducts: outside diameter (e) = 4.25 in inside diameter (g) = 4 in length (h) = 6.238 in

--Driver Mounting-- Mounting: Flush

vent

e g

h

Page 16: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Three -- Legend_BP122MediumVented125W.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

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

123

117

111

105

99

93

87

81

5 Hz 10 50 100 500 1 K 5 K 10 K 20 K

Page 17: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Four -- Legend_BP122MediumVented125W.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 18: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Five -- Legend_BP122MediumVented125W.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

Page 19: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

File: Legend_BP122SmallSealed250W.bb6

Legend BP122 Small Sealed Bass Guitar or PABy Jerry McNutt, Eminence Speaker LLC250 Watts, F3 at 70 HzRun full range for Bass Guitar or High pass at 65 for PA use.

Box Properties--Description--Name: Type: Closed BoxShape: Prism, square--Box Parameters--Vb = 0.875 cu.ftV(total) = 0.983 cu.ftQtc = 1.168QL = 20F3 = 70.35 HzFill = normal

A

B

C

--External Dimensions--A = 18.5 inB = 14.5 inC = 9.187 in--Internal Dimensions--A = 17 inB = 13 inC = 7.687 in--Wall Thickness--Front = 0.75 inSide = 0.75 in

Driver Properties--Description--Name: Legend BP122Type: Standard one-way driverCompany: Eminence Speaker LLC USAComment: 12" Bass Guitar/Pro Woofer--Configuration--No. of Drivers = 1--Mechanical Parameters--Fs = 35.37 HzQms = 9.26Vas = 157.4 litersCms = 0.4 mm/NMms = 50.37 gRms = 1.21 kg/sXmax = 6.2 mmXmech = 12.4 mmP-Dia = 258.9 mmSd = 532.4 sq.cmP-Vd = 0.326 liters--Electrical Parameters--Qes = 0.57Re = 5.66 ohmsLe = 0.84 mHZ = 8 ohmsBL = 10.55 TmPe = 250 watts--Electromech. Parameters--Qts = 0.54no = 1.178 %1-W SPL = 92.86 dB2.83-V SPL = 94.36 dB

Page 20: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Two -- Legend_BP122SmallSealed250W.bb6

Box Parts

top & bottom

front & back sides

c

b

d

a

c

Box Shape: Square Prism1 Top, 1 Bottom: depth (c) = 9.187 in width (b) = 14.5, thickness = 0.75 in1 Front, 1 Back: height (a) = 17 in width (d) = 13, thickness = 0.75 in2 Sides: height (a) = 17 in depth (c) = 9.187, thickness = 0.75 in

--Driver Mounting-- Mounting: Flush

Page 21: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Three -- Legend_BP122SmallSealed250W.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 250 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

123

117

111

105

99

93

87

81

5 Hz 10 50 100 500 1 K 5 K 10 K 20 K

Page 22: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Four -- Legend_BP122SmallSealed250W.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 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

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 23: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

File: Legend_BP122SmallVented250W.bb6

Legend BP122 Small Vented Bass Guitar or PABy Jerry McNutt, Eminence Speaker LLC250 Watts, F3 at 52 HzRun full range for Bass Guitar or High pass at 45 for PA, DJ, or ProSound.

Box Properties--Description--Name: Type: Vented BoxShape: Prism, square (optimum)--Box Parameters--Vb = 2.55 cu.ftV(total) = 2.697 cu.ftFb = 58 HzQL = 7F3 = 51.59 HzFill = normal--Vents--No. of Vents = 2Vent shape = roundVent ends = one flushDv = 4 inLv = 3.151 in

A

B

C

--External Dimensions--A = 28.53 inB = 18.2 inC = 11.82 in--Internal Dimensions--A = 27.03 inB = 16.7 inC = 10.32 in--Wall Thickness--Front = 0.75 inSide = 0.75 in

Driver Properties--Description--Name: Legend BP122Type: Standard one-way driverCompany: Eminence Speaker LLC USAComment: 12" Bass Guitar/Pro Woofer--Configuration--No. of Drivers = 1--Mechanical Parameters--Fs = 35.37 HzQms = 9.26Vas = 157.4 litersCms = 0.4 mm/NMms = 50.37 gRms = 1.21 kg/sXmax = 6.2 mmXmech = 12.4 mmP-Dia = 258.9 mmSd = 532.4 sq.cmP-Vd = 0.326 liters--Electrical Parameters--Qes = 0.57Re = 5.66 ohmsLe = 0.84 mHZ = 8 ohmsBL = 10.55 TmPe = 250 watts--Electromech. Parameters--Qts = 0.54no = 1.178 %1-W SPL = 92.86 dB2.83-V SPL = 94.36 dB

Page 24: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Two -- Legend_BP122SmallVented250W.bb6

Box Parts

top & bottom

front & back sides

c

b

d

a

c

Box Shape: Optimum Square Prism1 Top, 1 Bottom: depth (c) = 11.82 in width (b) = 18.2, thickness = 0.75 in1 Front, 1 Back: height (a) = 27.03 in width (d) = 16.7, thickness = 0.75 in2 Sides: height (a) = 27.03 in depth (c) = 11.82, thickness = 0.75 in

--Vent Parts--2 Ducts: outside diameter (e) = 4.25 in inside diameter (g) = 4 in length (h) = 3.151 in

--Driver Mounting-- Mounting: Flush

vent

e g

h

Page 25: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

Page Three -- Legend_BP122SmallVented250W.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 250 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

123

117

111

105

99

93

87

81

5 Hz 10 50 100 500 1 K 5 K 10 K 20 K

Page 26: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

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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 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

Page 27: Legend BP122 Large Sealed Bass Guitar or PA - · PDF fileFile: Legend_BP122LargeSealed50W.bb6 Legend BP122 Large Sealed Bass Guitar or PA By Jerry McNutt , Eminence Speaker LLC 50

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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