ˌɑːɹsˌiːˈeɪ stˈɑːpt jˈuːzɪŋ daɪnˈæmɪk ˌiːkwəlᵻzˈeɪʃən ɐbˌaʊt ðə sˈeɪm tˈaɪm ðeɪ stˈɑːpt jˈuːzɪŋ tɹˈeɪsɪŋ kˌɑːmpənsˈeɪʃən ɪn nˈaɪntiːnhˈʌndɹɪd sˈɛvənti.
RCA stopped using dynamic equalization about the same time they stopped using tracing compensation in 1970.