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#Radio100 Moment 86: FCC Adopts Single Standard for AM Stereo Broadcasting (October 25, 1993)
October 25, 1993

Moment 86: FCC Adopts Single Standard for AM Stereo Broadcasting

Having previously decided in 1982 to allow the marketplace to decide whether a single AM stereo system would prevail as the standard or whether different systems could coexist, the FCC responds to congressional action from 1992 and adopts the Motorola C-QUAM system for AM stereo broadcasting.

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November 2, 2020 marks the 100th anniversary of the first commercial radio broadcast. To celebrate this special anniversary, we’re shining a spotlight on 100 key moments in radio's history.

We hope you’ll join us in celebrating your favorite radio memories throughout 2020. Use the hashtag #Radio100 across social media to share these moments with the world. Here’s to 100 wonderful years of radio, and to at least 100 more!


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