[the long march]

You have not read the literature. What I have said and posted is by NO means 100% false. Moreover the sonagram focuses ( whether you know it or not) the waves and radomly disoersing radio waves have travelled a long distance from their source ....I do not stand under radio towers thanks

[Lord_Calvinus]

***You have not read the literature.***

It was just one of my bio-medical research projects in College. ;)