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The effects of noise on man /
The Effects of Noise on Man.
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
New York :
Academic Press,
1970.
|
| Colección: | Environmental sciences research report.
|
| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Front Cover; The Effects of Noise on Man; Copyright Page; Dedication; Table of Contents; Preface; Acknowledgments; PART I: AUDITORY SYSTEM RESPONSES TO NOISE; Introduction; Chapter 1. ANALYSIS OF SOUND BY THE EAR; Definitions of Sound; Pressure-Temporal Spectral Response Characteristics of the Ear to Sound; Methods for Measuring Sounds in Order to Predict Their Effects on Hearing; Chapter 2. MASKING AND SPEECH COMMUNICATION IN NOISE; Introduction; Masking of Pure Tones and Bands of Random Noise; Effects of Noise on Speech Communications; Combating the Interference with Speech by Noise
- Estimating Speech Intelligibility Using Physical Measurement of Speech and NoiseCriteria of Acceptable Noise Levels for Speech Communications ... ; Relations between AI and SIL; Recent Studies of Masking of Real-Life Noises . .; An Evaluation of AI and Other Units with Representative Noises . . .; Devices for Evaluating Speech Systems; Chapter 3. THE AURAL REFLEX; Introduction; Masking, Loudness, and Auditory Fatigue; Chapter 4. AUDIOMETRY; Introduction; Audiometric Zero; ASA 1951 Standard; Presbycusis and Sociocusis; Relation between Pure-Tone Thresholds and Speech Perception ...
- Impairment of Speech Reception and Relation to Pure-Tone Hearing LevelsProposed New Method for Estimating Percent Hearing Impairment for Speech; Chapter 5. DAMAGE RISK FROM EXPOSURE TO NOISE; Introduction; Temporary and Permanent Threshold Shift for Purposes of Evaluating Noise; Some Relations between TTS Data and Specific Industrial Studies of NIPTS; Workmen's Compensation for NIPTS; Safety and Health Standards; Broadband versus Narrowband Noise and Pure Tones; Susceptibility to NIPTS and TTS; Damage Risk Contours; Impulsive Noise; TTS and NIPTS for Impulses; Music; Pulsed Tones
- Chapter 6. PROPOSED PROCEDURES FOR ESTIMATING DAMAGE RISK TO HEARINGIntroduction; TTS and NIPTS as a Function of Change in SPL; TTS and NIPTS as a Function of Exposure Duration; Recovery from TTS; Proposed DR Contours; EDRL and CDR from dB(A), dB(D), PNdB, Phons; Simplified Procedures for Estimating EDRL and CDR of Nonimpulsive Noise; Relation between EDRL, CDR, HL and Impairment for Speech ... ; Theoretical Model; Validity of Proposed DRCs, EDRL, and CDR; Comparison of Schemes for Predicting NIPTS from TTS Data; PART II: SUBJECTIVE RESPONSES TO NOISE; Introduction; Chapter 7. LOUDNESS
- The Dependence of Loudness of FrequencyDependence of Loudness on Intensity (Growth of Loudness); Changes in Loudness with Time; Loudness Predicted by Sound-Level Meters; Impulse Noise; Interrupted Noise; Chapter 8. PERCEIVED NOISINESS (ANNOYANCE); Introduction; Perceived Noisiness; Historical Resume; Judged Perceived Noisiness and Perceived Noise Level; Effect of Differences in Sources, Subjects, and Test Conditions ... ; Reliability of Subjective Judgments; Relative Accuracy of Physical Units for Predicting Judged Perceived Noisiness; Chapter 9. ENVIRONMENTAL NOISE AND ITS EVALUATION