HOw its just possible ....to send wireless signals

@Ganesh44 (5547)
India
August 5, 2008 10:55am CST
I read a lot butcan never understand how it happens ....Em waves how they know where to go where to travell.. Wireless tech is like ghost that does not appear but still exist how it functions man can u greet me with its knowledge.....? Thanku Ganesh
No responses