primary radar

radar sensor that illuminates a large portion of space with an electromagnetic wave and receives back the reflected waves from targets within that space

en-US/ˈpɹaɪˌmɛɹi ˈɹeɪˌdɑɹ/
en-GB/ˈpɹaɪməɹɪ ˈɹeɪdɑː/

Categories:

radar