What is amateurradio ? (for
Amateurradio or hamradio
is almost as old as the radio
The radio is over 100 year old. (1895)
and Marconi clai
The first use was "morsecode" made
by Samuel Morse.
was invented long before that (1844 ?)
Later on the radio signal was modulated and a human voice
possible to hear.
Today amateurs (ham) uses all sort of modulation and
to send out their signals.
Still today the morsecode are being used,
because it is
easier to filter out the signal from noise.
A licensed amateur can today transmit on everything from
to higher than 10 gHz.
(may vary from country to country)
is also a form used by amateurs.
Echolink and IRLP is described on these pages.
Also an automatic positioning system (APRS) is being used.
, specially made for amateurs is circulating
Normally every country has their own organization for radioamateurs.
If you want to join us, you must pass a technical test
(some still have
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