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Thursday, September 17, 2009

ppt on HAM Radio Communication .pdf download

ABSTRACT:
Ham Radio (amateur radio) is a popular hobby amongst electronics enthusiasts all over
the world. Basically the hobby involves a person in making his own gear consisting of a receiver
and transmitter or a transceiver (a receiver and a transmitter in one unit) after procuring a license
from the Ministry of Communications. Various institutions with governmental help have come
into being recently.
Throughout the history, amateur radio enthusiasts have made significant contributions to
science, engineering, industry, and social services. The economic and social benefit derived from
research by amateur radio operators has founded new industries, built economies, empowered
nations, and saved lives.
Increasing a person's knowledge of electronics and radio theory as well as radio
contesting are also popular aspects of amateur radio. In this article we basically concentrate on
the various specifications as defined by the HAM operators such as the Transmitter, Receivers,
amplifiers, and the oscillator circuits. The basic block diagram has been illustrated.
At various stages of the paper the applications and the diverse uses of HAM have been
illustrated. The handy role of the HAM radio in various disasters management circumstances
have also been provided.

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