[hung]

Originally Posted by Nicolas

Can be but each of us how to understand something
I see that this is not a device topography

you can see other type of device maybe this

http://www.alphageofisica.com.br/gssi/gpr.htm

Very good Nicolas. Congratulations.
You are absolutely correct.
Indeed, both devices can perfectly work as long range locators. There are key factors in the technology of these devices that make them special. And you did perceive them. You have my respect.