Electromagnetic waves with frequencies between about 3 kilohertz (very low frequency - VLF) and 300,000 megahertz (extremely high frequency - EHF). They are used in television and radio broadcasting, land and satellite communications systems, radionavigation, radiolocation, and
DIATHERMY. The highest frequency radio waves are
MICROWAVES.
Semantic type(s): Natural Phenomenon or Process
MeSH record created: 01/01/1999
MeSH record revised: 24/06/2011