Watch Is Radio

Radio and Its Work

Radio is the transmission of signals through free space by electromagnetic waves with frequencies significantly below visible light, in the radio frequency range, from about 3 kHz to 300 GHz,waves are called radio waves.Electromagnetic radiation travels by means of oscillating electromagnetic fields that pass through the air and the vacuum of space. radio is a common way of sharing of things,radio provide the information Update Information Music and much more at the same point,now these day we listen radios live, The information in the waves can be extracted and transformed back into its original form.Radio systems used for communications will have the following elements. With more than 100 years of development, each process is implemented by a wide range of methods, specialized for different communications purposes.