FBT JOLLY12 - Manual (Page 13)

12
DIAGRAMMI / DIAGRAMS / DIAGRAMME
Freq. db
horizontal beamwidth (-6dB)
-6-6
-18--6
0°
10°
20°
30°
40°
60°
50°
70°
90°
80°
0
?
vertical beamwidth (-6dB)
-6-6
-18--6
Freq. db
0
?
0°
10°
20°
30°
40°
60°
50°
70°
90°
80°
horizontal polar diagram 250
500
1000
2000
-36
-30
-24
-18
-12
-6
0
180
170
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10 0
350
340
330
320
310
300
290
280
270
260
250
240
230
220
210
200
190
-36
-30
-24
-18
-12
-6
0
180
170
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10 0 350
340
330
320
310
300
290
280
270
260
250
240
230
220
210
200
190
4000
8000
16000
vartical polar diagram
horizontal polar diagram
250
500
1000
2000
-36
-30
-24
-18
-12
-6
0
180
170
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10 0 350
340
330
320
310
300
290
280
270
260
250
240
230
220
210
200
190
4000
8000
16000
-36
-30
-24
-18
-12
-6
0
180
170
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10 0 350
340
330
320
310
300
290
280
270
260
250
240
230
220
210
200
190
vartical polar diagram
Q(f)
DI(f) Q factor, Dindex
1
10
100
100 1000 10000 100000
FREQUENCY RESPONSE ( ON-AXIS / FULL-SPACE ) INPUT IMPEDANCE
log. Frequency - Hz
20.0 100.0 1000.0 10000.0
105.0
95.0
85.0
75.0
65.0
55.0
45.0
35.0
25.0
15.0
5.0
40.0 100.0 1000.0 10000.0
115.0
110.0
105.0
100.0
95.0
90.0
85.0
80.0
75.0
70.0
65.0
-12