> History of Telecommunications

The emergence of the telephone and terkaitan industry has resulted in technological changes that changed the history of human life. The incident took place gradually over 125 years. Stage of development that happened was the efforts of remarkable in the discovery and development. The following will be delivered the stages of these developments.

From one-sided channel into direct connection.
The phone has brought a huge impact on 20th century
since the industrial revolution that occurred in the 19th century.
The discovery of the phone has changed the way of life
men, work and play. Change it
supported the discovery of television, computers, pagers,
facsimile machines, electronic mail (e-mail), Internet,
trade through cyberspace and so forth. In
the future ten years from now,
we expect the wireless Internet connection
that can be done everywhere, including in
in the car, briefcase, phone numbers
used in everyday life which enabled
(Dialing) via voice as we press
Tobol-key at home or in the office or place
other work.

Look at the picture below. It seems a complete telephone, consisting of several parts that have been fused. There nomornomor, the telephone, and cable box. The plane is a model of the earliest telephone. Nevertheless there are also other models that many variations. Compare also with a television. In its time it has been such a good tool, but its still very simple.

Television sets below are the type of the earliest television sets in use.

To connect between users
phone in earlier times
use a thread-thread cables
given ballast. Connection
Just plug the desired stay.

Figure 1.6. Board continued
phone