Basic Concepts
By transmitting radio waves and listening for their echoes, a radar can detect objects day or night and in all kinds of weather. By concentrating the waves into a narrow beam, it can determine direction. And by measuring the transit time of the waves, it can measure range.
Preview this chapter:
Basic Concepts, Page 1 of 2
< Previous page Next page > /docserver/preview/fulltext/books/ra/sbra101e/SBRA101E_ch1-1.gif /docserver/preview/fulltext/books/ra/sbra101e/SBRA101E_ch1-2.gif