From time to time we find out about tools, programs, app, website, call them whatever you want that can help an EC get some answers.
This is a list of these tools, posted here for your use. If you know of a program or website that is not listed here please click on CONTACT and pass it along, we will add it to the list.
In no particular order:
RF Line-of-Sight Map
https://www.scadacore.com/tools/rf-path/rf-line-of-sight/