[TowerTalk] TowerTalk Digest, Vol 100, Issue 63

[Jim Lux]

On 4/24/11 10:48 PM, Joe Subich, W4TV wrote:

> Note - any NEC based modeling program will overstate the vertical
> gain at low angles even with a "high accuracy" ground model.
>

I'm curious about this.  Why would it do so?  The physics of this is 
pretty well understood and it's not one of the areas where 
approximations need to be made or where the "finite element-ness" of it 
bites you.

Have you got an example to try?