ðɪs fˈɔːɹmæt lˈæstᵻd ʌntˈɪl sɛptˈɛmbɚ θɹˈiː, nˈaɪntiːnhˈʌndɹɪd sˈɛvənti fˈaɪv, wˌɛn wˈɑːzˌɛfˈɛm wʌz ɹᵻnˈeɪmd dˌʌbəljˌuːˌɛnˌɛnˈɛs ænd ɐdˈɑːptᵻd ðɪ ˌɛnbˌiːsˈiː ɹˈeɪdɪˌoʊ nˈɛtwɜːks "nˈuːz ænd ˌɪnfɚmˈeɪʃən sˈɜːvɪs" ˌɛnˌaɪˈɛs ˈɔːlnˈuːz fˈɔːɹmæt.
This format lasted until September 3, 1975, when WHAS-FM was renamed WNNS and adopted the NBC Radio Network's "News and Information Service" (NIS) all-news format.