22
21
20
19
18
17
16
15
15
ATH18G40 CALCULATED FIELD STRENGTH @ 1 METER
1000
50W
20W
10W
100
5W
2W
1W
10
15
20
ATH18G40 CALCULATED FIELD STRENGTH @ 3 METERS
1000
100
50W
20W
10W
5W
2W
1W
10
15
20
ATH18G40 GAIN & 3dB BEAMWIDTH VS FREQ
20
25
FREQUENCY (GHz)
H Plane Beamwidth
E Plane Beamwidth
25
Frequency, GHz
25
Frequency, GHz
E
H
30
35
Gain
30
30
30
20
10
40
500
200
1000
100
500
100
35
40
1000
500
500
200
100
100
35
40
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