| Phased Array Element Count to Approximate Directivity |
|
| n |
|
dipoles |
 |
|
|
| 1 dBd = 2.15 dBi |
| Ground plane adds 3 dBi |
|
| D = |
9.0 |
dBd (LP) |
| D = |
11.2 |
dBi (LP) |
| D = |
14.2 |
dBi (LP w/ Ground plane) |
| D = |
17.1 |
dBi (CP array + CP signal) |
| D = |
14.1 |
dBic (CP array + CP signal) |
|
|
|
| LP = Linear polarization |
| CP = Cicular polarization |
CP arrays require an even number of orthogonal dipole elements
(minimum two elements)
|
|
