Ara
Radio-frequency spectrum
/ɹˈeɪdɪˌəʊfɹˈiːkwənsi spˈɛktɹəm/
/ɹˈeɪdɪˌoʊfɹˈiːkwənsi spˈɛktɹəm/Radio-frequency spectrum
01
the entire spectrum of electromagnetic frequencies used for communications; includes frequencies used for radio and radar and television
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