Druckschrift 9981.0190, Broadcast Antenna Systems - Romkatel

TV Transmitting Antenna
with panels K 72 31 4. . or K 73 31 4. .
470 – 860 MHz
Horizontal Radiation Patterns
Examples of typical horizontal
antenna arrays and their horizontal radiation patterns
for minimal mast dimensions.
Vertical Radiation Patterns
Examples of typical vertical
radiation patterns for several bays
of identical, vertically stacked
antenna arrays.
Equal power splitting
100
1 bay
50
E rel
0 10 20 α°
100
2 bays
10
10
50
E rel
0 10 20 α°
3
0
dB
3
0
dB
Equal power splitting
Different power splitting
1/6 P
100
3 bays
4/6 P
50
E rel
0 10 20 α°
1/6 P
100
4 bays
10
10
50
E rel
0 10 20 α°
3
0
dB
3
0
dB
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