Buy Me a Coffee at ko-fi.com

Radio direction finder

radio navigation system which operates by finding the bearing of a radio signal

Pronunciation
/ˈreɪdɪəʊ dɪˈrɛkʃən ˈfʌɪndə/
/ˈreɪdioʊ daɪˈrɛkʃən ˈfaɪndər/