 The overall look of the turntable was given an award by Industrial Design magazine.Acoustic Research continued to expand its loudspeaker line, producing the smaller "bookshelf" speaker, the AR-4, which was popular among college students and younger families.In 1966, Stereo Review's yearly summary of the high-fidelity equipment showed that AR's loudspeaker sales represented almost one-third of the entire market, a share that had never been achieved by any hi-fi company before that, and which has never been equalled since.