| You push a lever on your remote, and your remote | | | | field! Tesla is said to have run into financial troubles that |
| control plane veers to the left. It almost seems like | | | | greatly limited his run in the race. But nevertheless, |
| magic. Radio control is one of the most magical | | | | Tesla seems to have been the first, but the |
| inventions of the modern era. It has a very long and | | | | controversy over this is not our concern now. |
| intriguing history. | | | | Whoever it was, the truth stands is that it was one of |
| Linguistic research into the origins of the word radio | | | | the finest inventions in the history of science. |
| reveals that it was from the prefix "radio-"meaning | | | | The first decade of the century saw many |
| concerned with radiations. The word radio came into | | | | entrepreneurs and experimenters working with |
| being before Hertz's discovering of electromagnetic | | | | wireless radio but it was about at the near end of the |
| radiations. Initially what was radio-telegraphy and | | | | first decade that definite hobby interests sparked. |
| radio-telephony over time came to be just radio. One | | | | Radio signals were originally produced by spark |
| of the first people to popularize the term was another | | | | transmitters, which were noisy and inefficient. Then the |
| pioneer in America in the field of wireless transmission: | | | | alternator-transmitter and then the arc-transmitter |
| Dee Forest. | | | | came into being. |
| Tesla demonstrated wireless telegraphy in 1893 almost | | | | The invention of vacuum-tude diodes and triodes |
| eight years after the discovery of the electromagnetic | | | | revolutionized the radio transmission and receivers. The |
| waves by Hertz. Jagdish Chandra Bose in 1894 used | | | | invention of triode amplifier generators made audio |
| electromagnetic waves to ignite gun powder and strike | | | | possible and started a new era of "audio radio". The |
| a gong in Calcutta (Now Kolkatta) in India. That | | | | vacuum tubes were the staple component for a long |
| possibly was the dawn of wireless/radio | | | | time until the invention of the transistor which made the |
| communications and its applications in science. Tesla in | | | | equipment more precise, concise and efficiently mobile! |
| 1896 transmitted wireless signals for nearly 30 miles | | | | Then, AT&T used the vacuum tubes to transmit |
| distance and patented his first four tuned circuit | | | | voices over phone lines and this lead to the |
| wireless system as being the first practical wireless | | | | experimenting of speeches over long distances for |
| transmission equipment. Marconi in 1899 spanned the | | | | audience to hear over loudspeakers. |
| English channel with this wireless transmission. | | | | Commercialization was thought about from the initial |
| The dawn of the new century also was the beginning | | | | days but there was no way to restrict the |
| of a new era when Marconi performed the first | | | | transmission to specific paid users and broadcasting |
| trans-Atlantic radio signal in 12th December, 1901. The | | | | remained commercial-free. Then AT&T started |
| crystal sets which were patented by J.C. Bose came | | | | the idea of advertising to finance the programming, and |
| to be commonly used for detecting and receiving radio | | | | it is here to stay until this very date. There have been |
| signals. There have been numerous disputes over who | | | | constant innovations in the field of radio broadcasting |
| exactly was the first to conceive the idea or wireless | | | | with the latest craze being internet radio. So, radio is |
| transmission, Tesla or Marconi. In between somewhere | | | | NEVER out of date but it is forever coming in new |
| there is one Popov who was also a pioneer in this | | | | forms. |