IEC 60315-4/AMD1:1989 Methods of measurement on radio receivers for various classes of emission; part 4: radio-frequency measurements on receivers for frequency modulated sound-broadcasting emissions; amendment No. 1 to IEC 60315-4:1982 was changed to IEC 60315-4:1997 Methods of measurement on radio receivers for various classes of emission - Part 4: Receivers for frequency-modulated sound broadcasting emissions.
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