ence in gain betweer (b) as a ratio of the

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2.19. The maximum gain of a horn antenna is +20 dB, while the gain of its first sidelobe is –15 dB.
What is the difference in gain between the maximum and first sidelobe:
(a) in dB
(b) as a ratio of the field intensities.
220
The normeli
Transcribed Image Text:2.19. The maximum gain of a horn antenna is +20 dB, while the gain of its first sidelobe is –15 dB. What is the difference in gain between the maximum and first sidelobe: (a) in dB (b) as a ratio of the field intensities. 220 The normeli
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