"in two way radio, a call would be, "how do you receive me?", to which if the signal was acceptable, the answer would be, "i read you 5x5
it's a radio term
""in two way radio, a call would be, "how do you receive me?", to which if the signal was acceptable, the answer would be, "i read you 5x5" What is the definition of "5x5"?