Fbt MODUS SUB A Mode D'emploi page 13

DIAGRAMMI / DIAGRAMS / DIAGRAMME
HORIZONTAL POLAR DIAGRAM
250 500
180
190
200 3
210
-3
220
-9
230
240
-15
250
-21
260
-27
-33
270
280
290
300
310
320
330
340
350
0
VERTICAL POLAR DIAGRAM
250 500
180
190
200 3
210
-3
220
-9
230
240
-15
250
-21
260
-27
-33
270
280
290
300
310
320
330
340
350
0
HORIZONTAL BEAMWIDTH (-6dB)
dB
Freq.
Q FACTOR & DIRECTIVITY INDEX (DI)
100
10
1
100 1000
11
1000 2000
170
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
1000 2000
170
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
-6-6
-18--6
deg.
90
80
70
60
50
40
30
20
10
0
10
20
30
40
50
60
70
80
90
Q(f)
DI(f)
10000 100000
HORIZONTAL POLAR DIAGRAM
4000
190
200
210
220
230
240
250
260
270
280
290
300
310
320
330
340
350
VERTICAL POLAR DIAGRAM
4000
190
200
210
220
230
240
250
260
270
280
290
300
310
320
330
340
350
VERTICAL BEAMWIDTH (-6dB)
dB
Freq.
FULL SPACE FREQUENCY RESPONSE
dB SPL
114
111
108
105
102
99
96
93
90
87
84
81
78
20 Hz 50 100 200 500
MODUS 15
A
8000 12500 16000
180
170
3 160
150
-3
140
-9
130
120
-15
110
-21
100
-27
-33
90
80
70
60
50
40
30
20
10
0
8000 12500 16000
180
170
3 160
150
-3
140
-9
130
120
-15
110
-21
100
-27
-33
90
80
70
60
50
40
30
20
10
0
-6-6
-18--6
deg.
90
80
70
60
50
40
30
20
10
0
10
20
30
40
50
60
70
80
90
1k 2k 5k 10k 20k