Accession Number:

AD0645616

Title:

AUDITORY FUNCTION OF THE HEARING IMPAIRED.

Descriptive Note:

Progress rept. no. 4, 16 Jun-15 Dec 66,

Corporate Author:

NORTHWESTERN UNIV EVANSTON ILL AUDITORY RESEARCH LAB

Personal Author(s):

• Carhart,Raymond
• Tillman,T. W.

Report Date:

1966-12-15

Pagination or Media Count:

31.0

Abstract:

The specific goals of the project are 1 the development of test procedures for assessing the effects of hearing impairment on receptive communicative efficiency in difficult listening environments 2 the development of valid methods for detecting the individual whose hearing has deteriorated to the point where he has become a hazard to himself and others because of reduced communicative capacity. Author

Descriptors:

• *AUDIOMETRY
• TEST METHODS
• AUDITORY ACUITY
• HEARING
• DEGRADATION
• SIGNAL TO NOISE RATIO
• EARPHONES
• THRESHOLDS(PHYSIOLOGY)

Subject Categories:

• Anatomy and Physiology

Distribution Statement:

APPROVED FOR PUBLIC RELEASE