|
Working of
Telegraph
|
| |
|
| |
Introduction
The telegraph was the only
long distance instant communication device until radio
and other means came along.
An electric signal, later converted to sound or marks on
a paper was the base for such communication. Skilled
telegraph operators have done this for many years. |
 |
|
| |
Material
and instructions
In this project you will see how a telegraph works.
You will learn about Morse code and how it is generated and
interpreted. As a part of the experiments for this project, you
may also want to make a simple working model of a telegraph set. |
Details
of this project
More information or support for this project is available at
members section of ScienceProject.com. You may also find a
Science kit for this topic at MiniScience.com. |
| |
| |
| |
| |
| |
|
|
