Beamwidth Curve - Electro-Voice FRi+ 181S User Manual

FRi-122/64 Beamwidth vs. Frequency
360
300
200
100
80
60
40
20
20 30 50 100
FRi-122/64 Directivity Factor and Directivity Index
30
20
10
0
20 30 50 100
FRi-152/64 Beamwidth vs. Frequency
360
300
200
100
80
60
40
20
20 30 50 100
FRi-152/64 Directivity Factor and Directivity Index
30
20
10
0
20 30 50 100
200 500 1000 2000
FREQUENCY IN HERTZ
200 500 1000 2000
FREQUENCY IN HERTZ
200 500 1000 2000
FREQUENCY IN HERTZ
200 500 1000 2000
FREQUENCY IN HERTZ
Appendix D: Beamwidth Curve
10,000 20,000
5000
5000 10,000 20,000
5000 10,000 20,000
10,000 20,000
5000
F R i
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S Y S T E M S
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