One of the most wonderful discoveries made by man is radio. It is the wireless transmission of signals or sounds through free space. By all means, it is something worth using.
Many famous scientists have worked on the radio creation, including Nicola Tesla and Thomas Edison. However, the first radio receiver was introduced by Russian physicist Alexander Popov in 1895. Since its appearance, radio has been used for various purposes. Its early uses include sending telegraphic messages with the help of Morse code. It was also used during the wars for sending diplomatic and confidential messages.
Many famous scientists have worked on the radio creation, including Nicola Tesla and Thomas Edison. However, the first radio receiver was introduced by Russian physicist Alexander Popov in 1895. Since its appearance, radio has been used for various purposes. Its early uses include sending telegraphic messages with the help of Morse code. It was also used during the wars for sending diplomatic and confidential messages.
Before the advent