Exam (elaborations)
Exam (elaborations) TEST BANK FOR Antennas for all Applications By John D. Kraus (Solution Manual)-Converted
- Institution
- Chamberlian School Of Nursing
Show that the directivity D of an antenna may be written ( ) ( ) ( ) ( ) ∫∫ Ω = ∗ ∗ π θ φ θ φ π θ φ θ φ 4 2 max max 2 , , 4 1 , , r d Z E E r Z E E D Solution: av U D U max (θ ,φ ) = , 2 max max U(θ ,φ ) = S(θ ,φ ) r , = ∫∫ Ω π θ φ π...
[Show more]