ðɪs mˈeɪ ɐfˈɛkt ˌɑːpɚɹˈeɪʃən ʌv dɪvˈaɪsᵻz wˌɪtʃ dᵻpˈɛnd ˌɔn mˈeɪnz fɹˈiːkwənsi sˌʌm ˈɔːdɪˌoʊ tˈɜːnteɪbəlz ænd mˈeɪnzˈoʊnli ᵻlˈɛktɹɪk klˈɑːks, ɛtsˈɛtɹə., ɔːlðˈoʊ mˈɑːdɚn ɪkwˈɪpmənt ɪz lˈɛs lˈaɪkli tə dᵻpˈɛnd əpˌɑːn mˈeɪnz fɹˈiːkwənsi.
This may affect operation of devices which depend on mains frequency (some audio turntables and mains-only electric clocks, etc., although modern equipment is less likely to depend upon mains frequency).