AMATEUR RADIO
A World without Limits
Overview
Operating Modes
Interesting
Try yourself!
About HB9O
Glossary
Communication over large distances
Earth - Space
Radio Amateurs build and implement their own Satellites!
Space Shuttle missions frequently have Radio Amateurs in their team.
Long range communication (DX)
VHF-Range: more than 50 km
Shortwave: more than 2000 km
Local chat
Relay stations link Radio Amateurs