Patents Assigned to Ferrograph Company Limited
  • Stereo sound reproducing apparatus with noise reduction
    Patent number: 3943293
    Abstract: To reduce the effects of noise in stereo audio apparatus, cross talk is introduced between the output channels in a frequency sensitive manner, the amount of cross talk being controlled in accordance with an input or output signal level on the level of two or more combined signals.
    Type: Grant
    Filed: November 5, 1973
    Date of Patent: March 9, 1976
    Assignee: Ferrograph Company Limited
    Inventor: Arthur Raymond Bailey