Search
Menu
Hamamatsu Corp. - Earth Innovations LB 2/24

Line Scanning to Save Player Piano Rolls

Facebook X LinkedIn Email
Brent D. Johnson

Although to modern ears the music of a player piano is a sound track for the gilded age, the instrument that made ragtime a ubiquitous part of the American musical experience relied on one of the most sophisticated recording technologies of its day. As a line-scan camera system images backlit punch holes in a player piano roll, software determines the area, perimeter, centroid, length and width of each hole and identifies them in green. The player piano was one of the first practical machines in wide distribution to encode recorded instructions from a binary format. Before solid-state...Read full article

Related content from Photonics Media



    Articles


    Webinars


    Photonics Dictionary Terms


    Photonics Buyers' Guide Categories
    Published: August 2002
    Accent on ApplicationsApplications

    We use cookies to improve user experience and analyze our website traffic as stated in our Privacy Policy. By using this website, you agree to the use of cookies unless you have disabled them.