Various types (frequencies) of radio waves are used for communications.
Windows to the Universe original artwork

Various types (frequencies) of radio waves are used for communications
Windows to the Universe original artwork

Various types (frequencies) of radio waves are used for communications
Windows to the Universe original artwork

The source of this material is Windows to the Universe, at http://www.windows.ucar.edu/ at the University Corporation for Atmospheric Research (UCAR). © The Regents of the University of Michigan. All Rights Reserved. Site policies and disclaimer