Radio
Radio is a way to send electromagnetic signals over a long distance, to deliver an information from one place to another. A machine that sends waves is known as a transax transmitter The word ‘radio’ is derived from the Latin word “radius,” meaning “spoke of a wheel, beam of light, ray.”
It is basically the wireless transmission and reception of electrical impulses or signals by means of electromagnetic waves. The use of these waves for the wireless transmission of electrical impulses into which sound is converted. In addition to communication, is used for Radar, Navigation, remote control, remote sensing, etc.
Entymology of Radio
The word ‘’radio’’ originates from ‘Radius’, which in turn came from ‘ray’. That’s why radius means any line from a central focal point to any direction. In 1881, ALEXANDER GRAHAM BELL chose to name his photophone ‘radiophone’ (which is the combination of and phone).
GUGLEILMO MARCONI
Italian inventor Gugleilmo Marconi, known across the world as the most successful inventor in applying waves to human communication in the 1980s, invented radio, for which he received the Nobel Prize in physics in 1909. He managed to transfer the first radio signals in 1895 and patented it in 1896.
Chelmsford
Chelmsford is known as the birthplace of radio, thanks to its connection with Gugleilmo Marconi, who opened the world’s first wireless factory here in 1899.
Inventor of
Marconi on the other hands, filed for a British patent on 2nd June 1896, which became the first application for a patent in radiotelegraphy.
Elements of radio
A programmer has to make judicious use of all four elements. It is a very powerful tool of communication among people sharing a common language.
Radio broadcasting includes
Talk shows: stations often host talk shows where a host discusses a particular topic and interviews guests.
News and current affairs: These programs provide updates on local, national, and international news, as well as discuss current issues, affairs and events.
Music shows: stations play music of different genres, and some stations even specialize in a specific type of music such as classical, rock or country.
These applications include TV, AM, FM etc military communication and air traffic control, cell phones, short wave navigation, air-traffic control, cellular telephony, wireless internet and even remote control toys, etc.
Its beneficial
Radio reaches 90% of adults aged 18-34
94% aged 35-49
91% aged 50 and others…
Radio controller:
The Federal Communications Commissions regulated interstate and international communications by radio, television, wire, satellite, and cable in all 50 states, the District of Columbia and U.S territories.
Golden Rules for Communication:
Clarity: Voice should be clear
Simplicity: Keep your message simple enough for intended listeners to understand.
Brevity: Be precise and to the point.
Security: Do not transmit confidential information on a unless you know the proper security technology is in place.
Structure and type of radio
channel structure is the division and coordination of a radio communication channel (wireless information transfer) into logical channels, frames of data, fields with in the frames that holds specific type of information.
Antiquity
On 24 dec,1906 the first radio broadcast for entertainment and music was transmitted . The first commercial station was KDKA located in Pittsburgh, Pennsylvania which went on the air in the evening of November. The first radio broadcast in the history was on Christmas Eve in 1906. Crackling slightly, but still audible the voice belonged to Reginald Fessenden, also known as the father.
Usage
broadcasting
Audio: Radio Broadcasting
Video: television broadcasting
Time
Two-way voice communication
One-way voice communication
Data communication
Space communication
Radar
R-location
Remote control
Radio code
Alfa, bravo, delta, Charlie, echo, foxtrot, golf, hotel, India, kilo, Lima, Oscar, mike, Juliet, November, Romeo, Papa, Tango, Quebec, Seirra, Uniform, Victor, Whiskey, X-ray, Zulu, Yankee.
Importance of radio
stations are important in supporting local events, promoting local business, rallying behind charitable causes. Moreover, serves as a beneficial source of local news, Weather updates, emergency broadcasts, providing real-time information to listeners when it matters the most.
Aim of radio discussion
Radio is about companionship and the emotional connection with the listeners. Some broadcast 24 hours a day, can provide the most recent updates to listeners. So, when different experts meet and discuss such issues, people understand various point of views. For communication usage it is easy to generate or modulate any of the perspective.
Positive impact
Effects of radio broadcasting include boosted morale. Employees who perform tedious, repetitive tasks may use the radio to help stave off boredom and maintain a more positive attitude toward their work. On the other hands those one who are having bad days may feel better after hearing a favorite song or humorous programs.
To sum up
In a nutshell, billing offers a wide range of advantages for businesses from reaching a wider audience to cost effecting marketing strategies and targeted advertising, advertising provides businesses with a power full tool to effectively communicate their messages and achieve their marketing goals. communication used over a hundred years now. This technology is up-grading to give us better satisfaction.