표 4. | Table 4. 급전기에 따른 반사판 안테나 전기적 성능 | Electrical performance of reflector antenna depending on feeder.
Feeder type
Gain [dB]
Side lobe level [dB]
3 dB BW [deg.]
ϕ
= 90°
ϕ
= 90°
ϕ
= 90°
ϕ
= 90°
Pyramidal feeder
38.88
24.98
19.42
1.79
1.88
Designed choke feeder
41.40
27.96
25.85
1.52
1.47