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a
1
N
1
a
2
N
2
λ
λ 2
⁄
λ
λ 2
⁄
1
8 (
dipoles)
2
8 (
dipoles)
y
2
1
a
1
N
2
a
2
x
N
1
-1
N
1
-2
N
2
-1
N
2
-2
Figure 8.34. Concentric circular array geometry.
θ
=
45°
Figure 8.35. 3-D array pattern for a concentric circular array;
φ
=
90°
and
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