Patents Assigned to Music Specialities Corp.
  • Electronic sensing and measuring apparatus for signals in audio frequency range
    Patent number: 4144490
    Abstract: Electronic sensing and measuring equipment for accurately measuring the pitch of musical sounds and which includes an audio tuner responsive to the fundamental frequency of a continuing signal while rejecting all other harmonically related components of said signal to produce a digital signal representing the fundamental pitch of said musical sound, and a counter for counting and totalizing said digital signal defining the same in terms of its frequency and for visually displaying said defined signal.
    Type: Grant
    Filed: October 21, 1976
    Date of Patent: March 13, 1979
    Assignee: Music Specialities Corp.
    Inventor: Harold E. Stevens