[Antennaware] End Fed Half-Wave - Area Of Radiation

K4SB k4sb at bellsouth.net
Sat Dec 4 00:54:52 EST 2004

Terry Conboy wrote:
> At 12:59 PM 2004-12-03, Dick N3HKN wrote:
> >Looking at the 1/2wave antennas from PAR, or others, my question is - what
> >portion of the 1/2 wave wire provides the maximum radiation? Is it the end
> >third?
> There may be a very slight shift of the current maximum if one end is
> closer to ground (such as with a vertical or sloper), but it would be hard
> to measure in most cases.

2 other things you must look out for.

1. The antenna MUST be voltage fed.

2. If you attach the ground of the coax to a tower, the tower becomes
part of the antenna.


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