Letter | Published:

Effect of Delayed Acoustic Feed-back on some Non-vocal Activities

Naturevolume 175page1078 (1955) | Download Citation



IT is well known that difficulties in speaking will result if the speaker is made to listen to the sound of his own voice delayed by about 0.l–0.3 sec. This delayed feed-back will produce stuttering, reduced rate of speaking, distortion of sound quality and other impairments of speech1.

Access optionsAccess options

Rent or Buy article

Get time limited or full article access on ReadCube.


All prices are NET prices.


  1. 1

    Lee, B. S., J. Acous. Soc. Amer., 22, 825 (1950). Black, J. W., J. Speech and Hearing Disorders, 16, 56 (1951).

Download references

Author information


  1. Galton Laboratory

    • H. KALMUS
  2. Department of Phonetics, University College, London, W.C.1

    • P. DENES
    •  & D. B. FRY


  1. Search for H. KALMUS in:

  2. Search for P. DENES in:

  3. Search for D. B. FRY in:

About this article

Publication history

Issue Date



Further reading


By submitting a comment you agree to abide by our Terms and Community Guidelines. If you find something abusive or that does not comply with our terms or guidelines please flag it as inappropriate.