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

Search research articles

Related Experiment Videos

Signal-processing techniques in a computerized hearing aid test system.

S Feldman, R Malecek

The Journal of the Acoustical Society of America

|December 1, 1977

Summary

This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by

Same author

Sexual and reproductive health after surgical procedures - the importance of multidisciplinary collaboration.

Rozhledy v chirurgii : mesicnik Ceskoslovenske chirurgicke spolecnosti·2026

Same author

Anaesthesia and the Research Assessment Exercise.

Anaesthesia·1997

Same author

Depressed autoantibody synthesis in Trypanosoma cruzi-infected rats born to mothers undergoing this infection during pregnancy.

Journal of reproductive immunology·1997

Same author

Neuromuscular block.

Anaesthesia and intensive care·1997

Same author

The role of private-for-profit managed behavioral health in the public sector.

Administration and policy in mental health·1997

Same author

Effect of glucocorticoids on the adrenocortical axis responses to electrical stimulation of the amygdala and the ventral noradrenergic bundle.

Brain research·1997

Same journal

High-resolution depth estimation for multiple wideband sources in deep sea via sparse Bayesian learninga).

The Journal of the Acoustical Society of America·2026

Same journal

Depression markers in speech: An approach based on tract variables dynamics.

The Journal of the Acoustical Society of America·2026

Same journal

The oyster toadfish (Opsanus tau) alters active and diurnal calling amid vessel noise in New York City.

The Journal of the Acoustical Society of America·2026

Same journal

Experimental noise characterisation of phase-locked tandem-rotor in edgewise flight.

The Journal of the Acoustical Society of America·2026

Same journal

The tune-text-temporal synergy: Prosodic effects of final segmental weakening in Neapolitan.

The Journal of the Acoustical Society of America·2026

Same journal

Monitoring vessel movement above critical offshore infrastructure using distributed acoustic sensing.

The Journal of the Acoustical Society of America·2026

See all related articles

This study introduces a computerized hearing aid test system for production environments, detailing digital measurement methods for acoustal components and algorithms for signal analysis in noisy conditions.

Area of Science:

Audiology and Signal Processing
Manufacturing and Quality Control

Background:

Factors necessitating the adoption of automated testing in hearing aid manufacturing.
Challenges in acoustal component measurement within production settings.

Purpose of the Study:

To detail the implementation of a computerized hearing aid test system.
To discuss digital measurement techniques for acoustal parameters.
To present algorithms for signal analysis in production environments.

Main Methods:

Digital measurement of fundamental frequency, root mean square (RMS), and distortion in the presence of noise.
Utilizing the average cycle concept for repetitive signal analysis in Fourier-based systems.
Developing an algorithm for RMS measurement of non-repetitive signals, balancing resolution and memory.

Related Experiment Videos

Main Results:

Successful implementation of a computerized system for hearing aid testing.
Effective digital measurement of key acoustal components.
Novel algorithms for signal analysis adaptable to production constraints.

Conclusions:

Computerized testing offers significant advantages for hearing aid production.
Digital signal processing techniques enhance measurement accuracy and efficiency.
The developed system improves quality control in hearing aid manufacturing.