[kwlug-disc] Line of sight / antennas

[Joe Wennechuk]

I have always used radiomobile to determine line of site, or required tower heights between wireless hops, as it also takes into account the fresnel zone. I found what appears to be an online instance of it; however I have never used the online version .
http://www.cplus.org/rmw/rmonline.html



________________________________
> Date: Wed, 16 Apr 2014 16:56:14 -0400 
> From: jvj at golden.net 
> To: kwlug-disc at kwlug.org 
> Subject: Re: [kwlug-disc] Line of sight / antennas 
> 
> On 2014-04-16 16:01, Richard Weait wrote: 
> 
> It doesn't consider earth curvature ... 
> 
> 
> A "back of the envelope" calculation shows the difference in elevation 
> over 160 km caused by the earth's curvature at about 20 metres. 
> Tower / antenna heights are another thing. 
> 
> Regards 
> JohnJ 
> 
> 
> _______________________________________________ kwlug-disc mailing list 
> kwlug-disc at kwlug.org 
> http://kwlug.org/mailman/listinfo/kwlug-disc_kwlug.org