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18
– SMS2124 / SMS2990
Performance Graphs
SMS2124
Beamwidth vs Frequency
SMS2990
Impedance vs Frequency
SMS2124
SMS2990
SMS2124
SMS2990
120
110
100
90
80
70
60
360
100
10
1
100
10
1
10
100
1000
10k
10
100
1000
10k
100
1000
10k
20k
20k
20k
dB SPL
Degrees
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Ohm
s
Hoz
Vert
120
110
100
90
80
70
60
360
100
10
1
100
10
1
10
100
1000
10k
10
100
1000
10k
100
1000
10k
20k
20k
20k
dB SPL
Degrees
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Ohm
s
Hoz
Vert
120
110
100
90
80
70
60
360
100
10
1
100
10
1
10
100
1000
10k
10
100
1000
10k
100
1000
10k
20k
20k
20k
dB SPL
Degrees
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Ohm
s
Hoz
Vert
120
110
100
90
80
70
60
360
100
10
1
100
10
1
10
100
1000
10k
10
100
1000
10k
100
1000
10k
20k
20k
20k
dB SPL
Degrees
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Ohm
s
Hoz
Vert
120
110
100
90
80
70
60
360
100
10
1
100
10
1
10
100
1000
10k
10
100
1000
10k
100
1000
10k
20k
20k
20k
dB SPL
Degrees
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Ohm
s
Hoz
Vert
120
110
100
90
80
70
60
360
100
10
1
100
10
1
10
100
1000
10k
10
100
1000
10k
100
1000
10k
20k
20k
20k
dB SPL
Degrees
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Ohm
s
Hoz
Vert
Axial Response vs Frequency