Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Interference: Path Lengths

Interference: Path Lengths

Consider two sources of sound, that may or may not be in phase, emitting waves at a single frequency, and consider the frequencies to be the same.
Two special sources may be considered when they are in phase. This can be easily achieved by feeding the two sources from the same source. An example would be synchronizing the two speakers by feeding them with the same source, such as the sound waves produced by a tuning fork. This setup ensures that the two sources have the same frequency and are...

Sound Waves: Interference

Sound Waves: Interference

Sound waves can be modeled either as longitudinal waves, wherein the molecules of the medium oscillate around an equilibrium position, or as pressure waves. When two identical waves from the same source superimpose on each other, the combination of two crests or two troughs results in amplitude reinforcement known as constructive interference. If two identical waves, that are initially in phase, become out of phase because of different path lengths, the combination of crests with troughs...

Feedback Inhibition

Feedback Inhibition

Biochemical reactions are occurring constantly in cells, converting starting substances to different products, usually with the help of enzymes that speed the reactions. Without enzymes, it would take far too long for most reactions to occur to be useful to the cell!

Effects of feedback

Effects of feedback

Feedback in control systems plays a critical role in shaping various operational parameters, extending beyond simple error reduction to influence stability, bandwidth, gain, impedance, and sensitivity. Understanding these effects requires examining a basic feedback system characterized by defined input, output, error, and feedback signals.
Feedback significantly modifies the gain of a control system. The gain of a system without feedback is altered by a factor of one plus GH, where G represents...

Interference and Decay

Interference and Decay

Forgetting is a complex cognitive phenomenon influenced by several factors, among which interference and decay are particularly prominent. These processes explain why individuals often struggle to retrieve specific information from memory, leading to lapses in recall that can be observed in everyday situations.
Interference occurs when competing memories hinder the retrieval of particular information. It can be classified into two types: proactive and retroactive interference. Proactive...

Auditory Perception

Auditory Perception

The auditory system is essential for sound perception, utilizing various critical structures. When sound waves enter the outer ear, they travel through the ear canal and cause the eardrum to vibrate. These vibrations are then transmitted to the middle ear, where three tiny bones – the malleus, incus, and stapes – amplify the sound. This amplification is crucial, as it ensures that the sound vibrations are strong enough to be conveyed to the inner ear. These vibrations then reach the cochlea, a...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

A new dimension of simplified science communication: the easiness effect of science popularization in animated video abstracts.

Frontiers in psychology·2025

Same author

Learning about depression by watching gaming videos: a case study on the potential of digital games for psychoeducation and destigmatization.

Frontiers in psychology·2025

Same author

Increased user engagement on YouTube for loot box content and its potential relevance for behavioural addictions.

Scientific reports·2025

Same author

A mixed methods exploration of self-presentation, authenticity, and role model function on Instagram: perspectives from female influencers in Germany.

Frontiers in psychology·2025

Same author

Revealing schoolchildren's key situations in the use of digital media inside and outside school: A media diary study.

PloS one·2024

Same author

Information literacy in the digital age: information sources, evaluation strategies, and perceived teaching competences of pre-service teachers.

Frontiers in psychology·2024

Search research articles

Related Experiment Video

Updated: Jun 7, 2026

Interaction between Phonological and Semantic Processes in Visual Word Recognition using Electrophysiology

Interaction between Phonological and Semantic Processes in Visual Word Recognition using Electrophysiology

Published on: June 29, 2021

Rhythmic versus phonemic interference in delayed auditory feedback.

Kai Kaspar¹, Hartmut Rübeling

¹University of Osnabrück, Germany. kai.kaspar@uni-osnabrueck.de

Journal of Speech, Language, and Hearing Research : JSLHR

|October 23, 2010

Summary

Delayed auditory feedback (DAF) disrupts speech by interfering with rhythm, not content. This study supports the displaced rhythm hypothesis, showing DAF primarily affects speech monitoring at a rhythmic level.

More Related Videos

A Two-interval Forced-choice Task for Multisensory Comparisons

A Two-interval Forced-choice Task for Multisensory Comparisons

Published on: November 9, 2018

Uncovering Beat Deafness: Detecting Rhythm Disorders with Synchronized Finger Tapping and Perceptual Timing Tasks

Uncovering Beat Deafness: Detecting Rhythm Disorders with Synchronized Finger Tapping and Perceptual Timing Tasks

Published on: March 16, 2015

Related Experiment Videos

Last Updated: Jun 7, 2026

Interaction between Phonological and Semantic Processes in Visual Word Recognition using Electrophysiology

Interaction between Phonological and Semantic Processes in Visual Word Recognition using Electrophysiology

Published on: June 29, 2021

A Two-interval Forced-choice Task for Multisensory Comparisons

A Two-interval Forced-choice Task for Multisensory Comparisons

Published on: November 9, 2018

Uncovering Beat Deafness: Detecting Rhythm Disorders with Synchronized Finger Tapping and Perceptual Timing Tasks

Uncovering Beat Deafness: Detecting Rhythm Disorders with Synchronized Finger Tapping and Perceptual Timing Tasks

Published on: March 16, 2015

Area of Science:

Speech Production and Perception
Auditory Feedback Mechanisms
Human Communication

Background:

Delayed auditory feedback (DAF) is known to disrupt normal speech production.
Traditional theories focus on the phonemic content of feedback interfering with speech.
The displaced rhythm hypothesis proposes that rhythm disruption is the primary cause of DAF-induced speech disturbances.

Purpose of the Study:

To directly contrast the roles of rhythm and speech content in DAF.
To investigate the impact of delayed auditory feedback on speech production using speech units as stimuli.

Main Methods:

151 participants read aloud sequences of double syllables.
Stimuli varied in phonemic content and rhythm.
Auditory feedback was presented non-delayed, or delayed by 200 ms or 400 ms.

Main Results:

A peak in speech disturbances occurred at a 200 ms delay, irrespective of speech rate.
Results strongly support the displaced rhythm hypothesis over the phonemic content hypothesis.
A dependency of the DAF effect on speech rate was observed.

Conclusions:

Rhythm plays a significant role in speech monitoring.
Mismatch in auditory feedback rhythm, as induced by DAF, causes speech problems.
These rhythmic disruptions occur regardless of phonemic discrepancies in the feedback.