[TowerTalk] Ground radials for phased arrays

[Rob Atkinson]

>Phased antennas with buried radials need to be done with bare wire. That
>allows the ground conductivity to participate in and improve the
>conduction.

The path between earth and radials is capacitive.  The wire can have
enamel or even insulation and still work fine.  They don't need to be
buried but they usually are.  The reason is protection from damage,
not some improvement in performance.

73

Rob
K5UJ