digital noise reduction (DNR)

digital noise reduction (DNR)

Child drawing image of happy visit to audiologist

JAAA Editorial: The American Academy of Audiology Honors Committee: A Mechanism to Acknowledge Those in Audiology Who Have Gone Above and Beyond in Their Contribution to the Profession


Access JAAA online

Volume 30, Number 7,
July/August 2019

Patricia Gaffney, AuD  Chair, Academy Honors Committee
Devin L. McCaslin, PhD 
• Deputy Editor, Journal of the American Academy of Audiology

Read more

JAAA Editorial: Time is the Enemy

Vol. 30, No. 2 (February 2019) 
Gary P. Jacobson, Ph.D.
Editor-in-Chief, Journal of the American Academy of Audiology


Gary P. Jacobson, Ph.D
Editor-in-Chief​​​​

Read more

Digital Noise Reduction and Just Noticeable Differences: 2015

Pittman (2011) reported modern digital noise reduction (DNR) circuits do not have a negative impact on speech perception, and for older children, DNR significantly improved word learning rates in noise. Dillon (2012) reported that directional microphones and modern DNR circuits are beneficial and should be used all the time for children and adults. Pittman (2013) reported that modern DNR circuits can improve the signal-to-noise ratio (SNR) up to 6 dB.

Read more