Audio Anthropology

    45 Degrees of Separation

    Issue 156

    A rare pair of Sequerra Model TI MK. II ribbon tweeters, circa 1980s? Designed and made by Dick Sequerra, they connect to a system’s main loudspeakers to provide extended high-frequency response. They sound heavenly.

     

    Sequerra Model TI MK. II, rear view. Photographed by Howard Kneller at Stereo Buyers/High-End Audio Auctions, Brooklyn, NY.

     

    Pretty in sepia: an RCA Victor Victrola ad from 1933. With a “modern volume and tone control,” how could you go wrong? Courtesy of the Museum of Magnetic Sound Recording/Martin Theophilus.

     

    You know you want it! Altec/Western Electric 639A microphone, featuring ribbon and dynamic transducer elements, and a three-way selectable pickup pattern. Courtesy of the Museum of Magnetic Sound Recording/Martin Theophilus.

    You know you want it: Altec/Western Electric 639A microphone, introduced in 1938. It featured ribbon and dynamic transducer elements (!), and a three-way selectable pickup pattern. Courtesy of the Museum of Magnetic Sound Recording/Martin Theophilus.

     

    Look on eBay and you’ll see these are worth a lot more than $8.95 today! Editall ad, 1957, courtesy of the Museum of Magnetic Sound Recording/Martin Theophilus.

     

    Howard Kneller’s audio and art photography can be found on Instagram (@howardkneller@howardkneller.photog) and Facebook (@howardkneller).

    Header image: Altec/Western Electric 639a microphone diagram.

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