The amateur radio is an old fine hobby from the days of inventing the Morse alphabet and implementing telegraphy. Since the second half of the 19th century, millions of volunteers learned new skills in communications – while attending the amateur radio courses and successfully passed examinations; got their first radio licenses and started transmitting signals to the spectrum. The electronics industry recognized the incoming ‘flood’ of the new communicating enthusiasts, coming from all over the world and predicted them to be a good market very soon. Today we have a lot of opportunities to purchase sophisticated and computerized amateur radio ‘gadgets’ – that include fascinating traditional and brand new communication modes. Besides telegraphy and radio telephony, there are a variety of computer-related possibilities to explore. As a result, today the modern radio amateurs are capable to establish exciting radio paths via Moon or artificial satellites, conducting short discussions with crews on the space ships, even to make an urgent search for medicines – using their computers.
This is a survey of several topics: