Communication Technology Topic: Television, Radio & Newspaper Overview: Television, Radio & Newspaper The Milestones of Technology in Communication

1. Communication Technology
The Conventional Media:
Television, Radio & Newspaper

2. OVERVIEW
• Television, Radio & Newspaper
• The Milestones of
Technology in Communication

3. Television
• Television or TV is a telecommunication medium
used for transmitting moving images in
monochrome (black-and-white), or in color, and
in two or three dimensions and sound.
• The term can refer to a television set, a television
program ("TV show"), or the medium of
television transmission. Television is a mass
medium for entertainment, education, news,
politics, gossip, and advertising.
Source: Wiki

4. The types of television
• Mechanical
• Electronic
• Color
• Digital
• Smart TV
• 3D

5. The broadcast system
• Terrestrial television
• Cable television
• Satellite television
• Internet television

6. Television

7. Radio
• Radio is the radiation (wireless transmission)
of electromagnetic energy through space.
• All of you are fond of tuning in to your
favourite radio channel to listen to the
programs you like the most.

8. Have you ever wondered how these programs
reach from the distantly placed radio stations to
your radios and music systems?

9. What are Radio waves?
Radio signals are created by two kinds of waves:
sound waves that represent the sounds being
sent to the audience and the radio frequency
waves that carry the sound waves to radios in
homes and cars. Let us understand the whole
process in detail.

10. 5 Interesting Facts about Radio
• Wireless radio was discovered by a German
inventor, Heinrich Hertz, in the late 1800s.
• An Italian inventor, Guglielmo Marconi, is
known as the ‘Father of Radio’ because he
made practical and useable radio sets based
on the Hertz discovery.
• Radio waves travel at the speed of light-
186,282 miles per second.

11. 5 Interesting Facts about Radio
• Radio waves transmit music, talks, pictures and
information invisibly through the air, often over
millions of kilometres—it happens every day in
thousands of different ways!
• There are a vast number of everyday technologies that
depend on radio waves apart from the radio
broadcasts. Cordless phones, cell phones, radio
controlled toys, television broadcasts and satellite
communication—everything depends on the radio
waves. Even gadgets like radar and microwave ovens
use radio waves.

12. The Evolution of Radio

13. Newspaper
• A news paper is a periodical publication
containing news regarding current events,
informative articles, diverse features,
editorials and advertising.
• It usually is printed on the relatively
inexpensive, low-grade paper such as
newsprint.

14. Newspaper
• The general interest newspaper typically
publish stories on local and national political
events and personalities, crime, business,
entertainment, society ad sports.
• Most of the traditional papers also features an
editorial page containing editorials written by
the editor and columns that express the
personal opinions of writes.

15. Newspaper
• The newspaper is typically funded by the paid
subscriptions and advertising.

16. Newspaper Areas
• Art
• Science
• Business
• Sport
• Technology
• Entertainment
• Trade
• World
• Economic

17. Newspaper Frequency
• Daily Newspaper
• Weekly and others

18. Daily Newspaper
• A daily newspaper is issued every day,
sometimes with the exception of Sundays
occasionally Saturdays, and often of some
national holidays.

19. Weekly Newspaper
• Weekly newspaper are published once a
week, and tend to be smaller than daily
papers. Some newspaper are published two or
three times a week.
• In US, such newspapers are generally called
weeklies.

20. The Milestones of
Technology in Communication

21. Telecommunications
Telecommunications involves the use of
electrical devices such as the telegraph,
telephone, and teleprinter, as well as the use of
radio and microwave communications, as well as
fiber optics and their associated electronics, plus
the use of the orbiting satellites and the
Internet.

22. Telecommunication

23. Telephone

24. Pager
• A pager is a small telecommunications device
that receives (and, in some cases, transmits)
alert signals and/or short messages. This type
of device is convenient for people expecting
telephone calls, but who are not near a
telephone set to make or return calls
immediately.
• "Dad, I want a pager" - Motorola Commercial

25. Communication Technology
The Conventional Media:
Television, Radio & Newspaper