How amateur(ham) radio works?

Question

How amateur(ham) radio works?

Answer 1

Here you go:

http://www.arrl.org/

Answer 2

The radios work like all other High Frequency radios. The actual "amateur" business involves passing a quite tough exam, which your country's authorities will know about,  and then buying the radio.

Answer 3

For all questions try here:

http://www.wedothat-radio.org/

It's a website set up by the American Ham radio association ARRL for those wanting to become ham radio operators