Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Design Example01:23

Design Example

497
The innovation of touch-tone telephony revolutionized the telecommunications industry by replacing the traditional rotary dial with a dual-tone multi-frequency (DTMF) signaling system. This system uses a matrix-style keypad with buttons arranged in four rows and three columns, creating 12 distinct signals each assigned to a pair of frequencies. Each button press results in a simultaneous generation of two sinusoidal tones – one from a low-frequency group (697 to 941 Hz) and one from a...
497
Passive Filters01:27

Passive Filters

913
Passive filters are utilized to shape the frequency spectrum of signals across a diverse array of applications. These filters, using only passive elements like resistors (R), inductors (L), and capacitors (C), are capable of selectively allowing or blocking certain frequency ranges without the need for external power sources.
Low-Pass Filters
Low-pass filters are designed to transmit signals with frequencies lower than the cutoff frequency, ωc, and attenuate those above it. The cutoff...
913
Cut-off Frequency of BJT01:17

Cut-off Frequency of BJT

1.3K
Cut-off frequencies in Bipolar Junction Transistors (BJTs) mark the transition between the signal's pass band and stop band, influencing their performance in amplifying or attenuating frequencies. These frequencies are crucial for designing BJTs to meet specific operational requirements in electronic circuits.
Alpha Cut-Off Frequency: Pertinent to the common-base configuration, the alpha cut-off frequency defines the upper-frequency limit at which the current gain, alpha, remains stable. As...
1.3K
Active Filters01:25

Active Filters

1.2K
Active filters are electronic circuits that use operational amplifiers (op-amps), resistors, and capacitors to filter out unwanted frequency components from a signal. A first-order low-pass active filter is designed to pass signals with a frequency lower than a certain cutoff frequency and attenuate frequencies higher than that cutoff frequency. The transfer function for a first-order low-pass active filter is:
1.2K
Bandpass Sampling01:17

Bandpass Sampling

439
In signal processing, bandpass sampling is an effective technique for sampling signals that have most of their energy concentrated within a narrow frequency band. This type of signal is known as a bandpass signal. The key principle of bandpass sampling involves sampling the signal at a rate that is greater than twice the signal's bandwidth to prevent aliasing.
A bandpass signal has a spectrum with a lower frequency limit, denoted as ω1, and an upper frequency limit, denoted as ω2....
439
Sound Intensity Level00:53

Sound Intensity Level

4.7K
Humans perceive sound by hearing. The human ear helps sound waves reach the brain, which then interprets the waves and creates the perception of hearing. The loudness of the environment in which a person is located determines whether they can distinguish between different sound sources.
The human ear can perceive an extensive range of sound intensity, necessitating the use of the logarithmic scale to define a physical quantity—the intensity level. It is a ratio of two intensities and...
4.7K

You might also read

Related Articles

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

Sort by
Same author

The role of talker sex and physical dimensions in horizontal speech directivity.

The Journal of the Acoustical Society of America·2025
Same author

An Anechoic, High-Fidelity, Multidirectional Speech Corpus.

Journal of speech, language, and hearing research : JSLHR·2024
Same author

Gender and speech material effects on the long-term average speech spectrum, including at extended high frequencies.

The Journal of the Acoustical Society of America·2024
Same author

Band importance for speech-in-speech recognition in the presence of extended high-frequency cues.

The Journal of the Acoustical Society of America·2024
Same author

Factors influencing the minimum audible change in talker head orientation cues using diotic stimuli.

The Journal of the Acoustical Society of America·2024
Same author

Effects of Stimulus Type on 16-kHz Detection Thresholds.

Ear and hearing·2024

Related Experiment Video

Updated: Dec 31, 2025

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages
06:04

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages

Published on: March 24, 2023

712

The maximum audible low-pass cutoff frequency for speech.

Brian B Monson1, Jacob Caravello1

  • 1Department of Speech and Hearing Science, University of Illinois at Urbana-Champaign, 901 South Sixth Street, Champaign, Illinois 61820, USAmonson@illinois.edu, jacobpc2@illinois.edu.

The Journal of the Acoustical Society of America
|January 3, 2020
PubMed
Summary

Normal-hearing listeners can detect speech information above 13 kHz. Even limiting speech bandwidth to 13 kHz causes a noticeable loss, indicating the importance of extended high frequencies for speech perception.

More Related Videos

A Protocol for Comprehensive Assessment of Bulbar Dysfunction in Amyotrophic Lateral Sclerosis ALS
12:43

A Protocol for Comprehensive Assessment of Bulbar Dysfunction in Amyotrophic Lateral Sclerosis ALS

Published on: February 21, 2011

35.7K
A Low Cost Setup for Behavioral Audiometry in Rodents
09:23

A Low Cost Setup for Behavioral Audiometry in Rodents

Published on: October 16, 2012

13.1K

Related Experiment Videos

Last Updated: Dec 31, 2025

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages
06:04

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages

Published on: March 24, 2023

712
A Protocol for Comprehensive Assessment of Bulbar Dysfunction in Amyotrophic Lateral Sclerosis ALS
12:43

A Protocol for Comprehensive Assessment of Bulbar Dysfunction in Amyotrophic Lateral Sclerosis ALS

Published on: February 21, 2011

35.7K
A Low Cost Setup for Behavioral Audiometry in Rodents
09:23

A Low Cost Setup for Behavioral Audiometry in Rodents

Published on: October 16, 2012

13.1K

Area of Science:

  • Auditory Science
  • Speech Perception
  • Acoustics

Background:

  • Speech energy extends beyond 8 kHz, audible to normal-hearing listeners.
  • Audibility limits in the extended high-frequency range for speech are not well-defined.

Purpose of the Study:

  • To determine the maximum audible low-pass cutoff frequency for speech.
  • To assess the audibility of speech information beyond 13 kHz.

Main Methods:

  • Assessed maximum audible low-pass cutoff frequency for speech.
  • Compared speech bandwidth-limited signals to full-bandwidth speech.
  • Correlated pure-tone thresholds at extended high frequencies with audible cutoff frequency.

Main Results:

  • The average maximum audible cutoff frequency for speech was approximately 13 kHz.
  • Talker sex had a small but significant effect on audible cutoff frequency.
  • Better pure-tone thresholds at extended high frequencies correlated with higher audible cutoff frequencies.

Conclusions:

  • Bandlimiting speech below 13 kHz results in detectable loss for most normal-hearing listeners.
  • Significant speech information exists beyond 13 kHz.
  • Extended high frequencies play a role in speech signal perception.