Cordless amplifying system in classrooms. A descriptive study of teachers' and students opinions

Logopedics Phoniatrics Vocology

Volumn 27, Issue 1, 2002, Pages 29-36

  Jónsdóttir, Valdis I ^a  

^a UNIVERSITY OF AKUREYRI   (Iceland)

Author keywords

Amplification; Concentration; Listening; Vocal fatigue; Vocal symptoms

Indexed keywords

ADOLESCENT; ADULT; AMPLIFIER; ARTICLE; ATTENTION; CHILD; CONTROLLED STUDY; ENDURANCE; FEMALE; HEARING; HUMAN; HUMAN EXPERIMENT; ICELAND; LARYNX DISORDER; MALE; MICROPHONE; NORMAL HUMAN; PRIORITY JOURNAL; QUESTIONNAIRE; SOUND INTENSITY; SPEECH DISCRIMINATION; STUDENT; TEACHER; VERBAL BEHAVIOR; VOCALIZATION; VOICE;

AMPLIFIERS; FEMALE; HUMANS; MALE; QUESTIONNAIRES; SOUND; SPEECH; STUDENTS; TEACHING; VOICE DISORDERS; VOICE QUALITY;

EID: 0036388252     PISSN: 14015439     EISSN: None     Source Type: Journal    
DOI: 10.1080/140154302760146952     Document Type: Article

References (41)

1. Airey S. A survey of acoustical standards in UK classrooms and their effect on students and teachers. Proceedings of the Institute of Acoustics 1998; 20(4):14-21.
2. Allen L, Patton D. Effects of sound field amplification on students' on-task behaviour. Paper presented at the American Speech, Language and Hearing Association Convention, Seattle, WA, 1990.
3. American Speech-Language-Hearing Association. Position statement and guidelines for acoustics in educational settings. ASHA 1995 (March): 37(supplement 14): 15-19.
4. Berg F. Acoustics and Sound Systems in Schools. San Diego: Singular Publishing Group, 1993.
5. Ceuppens P. Voice Problems in Teachers. Antwerp, Cardiff. K.V.H, 1995.
6. Crandell C. Classroom acoustics for hearing-impaired children: implication for rehabilitation education audiology. Monogram 1991; 2 (1): 18-38.
7. Crandell C, Smaldino J. The importance of room acoustics. In: Tyler R, Schurn D, editors. Assistive listening devices. Baltimore, MD: Williams & Wilkins, 1994.
8. Crandell, Smaldino and Flexer. Sound field FM amplification. Theory and practical applications. San Diego, Calif. Singular Publishing Group, 1995.
9. Fritzell B. Voice disorders and occupations. Log Phon Vocol 1996; 21: 7-12.
10. Gotaas C, Starr CD. Vocal fatigue among teachers. Folia Phoniatr 1993; 45: 120-9.
11. Gray SD. Basement membrane zone injury in vocal nodules. In: Gauffin and Hammarberg, editors. Vocal Fold Physiology, Acoustics, Perceptual and Physiological Aspects of Voice Mechanism. San Diego, California: Singular Publishing Group, 1991; 21-27.
12. Hay B, Comins R. Voice forum: a pilot study of classroom noise levels and teachers' reactions. Voice 1995; 4: 127-34.
13. Ingeberg B, Ekblom SB, Ohlson H. Akustiska miljön i våra skolor. Audio Nytt 1974; 2: 16-8.
14. ISO/TR 3352, 1974. Assessments of noise with respect to its effect on the intelligibility of speech. International Organization for Standardization.
15. Jiang JJ, Titze IR. Measurement of vocal fold intraglottal pressure and impact stress. J Voice 1994; 2: 132-44.
16. Jones J, Berg F, Viehweg. Listening of kindergarten students under close distant and soundfield FM amplification conditions. Educational Audiol Monogr 1989; 1 (1): 56-65.
17. Jónsdottir V. The effects of professional demands and environmental influences on teachers' voices in North East Iceland. University of Strathclyde. Department of Speech and Language Therapy at Faculty of Education. A Master's Thesis, 1997.
18. Jónsdottir V, Rantala L, Laukkanen A-M, Vilkman E. Effects of sound amplification on teachers' speech while teaching. Log Phon Vocol 2001; 26 (3): 118-23.
19. Lane H, Tranel B. The Lombard sign and the role of hearing in speech. JSHR 1971; 14: 677-709.
20. Leventhall G. Current North-American concerns on schoolroom acoustics for children with hearing disabilities, Proceedings of the Institute of Acoustics 1998; 20(4):41-48
21. MacKenzie DJ, Classroom acoustics-the way ahead. Proceedings of the Institute of Acoustics 1998; 20(4):35-42.
22. Markides A. Speech Levels and Speech-to-Noise Ratios. Br J Audiol 1986; 20: 115-20.
23. Moodley A. Acoustic conditions in mainstream classrooms. J British Assoc 1989; 13: 2.
24. Palmer CV. Quantification of the ecobehavioral impact. Language and Hearing Research 1998; 41: 819-33.
25. Pekkarinen E, Viljanen V. Effect of sound-absorbing treatment on speech discrimination in rooms. Audiology 1990; 29: 219-27.
26. Pekkarinen E, Himberg L, Pentti J. Prevalence of vocal symptoms among teachers compared with nurses: a questionnaire study. Scandinavian J Log Phon 1992; 17 (2): 113-7.
27. Rantala L, Haataja K, Vilkman E, Pentti K. Practical arrangement and methods in field examination and speaking style analysis of professional voice users. Scandinavian J Log Phon 1994; 19 (1-2): 43-54.
28. Reimers Neils L, Yairi E. Effects of speaking in noise on vocal fatigue and vocal recovery. Folia Phoniatr 1987; 39: 104-12.
29. Russel A, Oates J, Greenwood KM. Prevalence of voice problems in teachers. J Voice 1998; 12 (4): 467-79.
30. Sapienza CM, Crandell CC, Curtis B. Effects of soundfield frequency modulation amplification on reducing teachers' sound pressure level in the classroom. J Voice 1999; 13 (3): 375-81.
31. Sapir S, Keidar A, Mathers-Schmidt B. Vocal attrition in teachers: Survey findings. Eur J Disorders Commun 1993; 28: 177-85.
32. Scherer RC, Titze IR, Raphael BN, Wood RP, Ramig LA, Blager RF. Vocal Fatigue in a Trained and an Untrained Voice User. In: Baer, T.; Sasaki, C and Harris, K.S., editors. Vocal Fold Physiology: Laryngeal Function in Phonation and Respiration. Boston: High School-Hill Press 1987; 533-555
33. Smith E, Kirchner L, Taylor M, Hoffman H, Lemke JH. Voice problems among teachers: Differences by gender and teaching characteristics. J Voice 1998; 12 (3): 328-34.
34. The Icelandic Ministry of Environment. Byggingareglugerd 441/1998.
35. The U.S. Public Health Service Survey, 1996.
36. Van Heusden E, Plomp R, Pols LCW. Effect of ambient noise on the vocal output and the preferred listening level of conversational speech. Applied acoustics. An International Journal, 12. London: Applied Science Publishers 1979; 31-43.
37. Van Summer W, Pisoni DB, Bernacki RH, Pedlow RI, Stokes MA. Effects of noise on speech production: Acoustic and perceptual analyses. JASA 1988; 84 (3): 917-28.
38. Vilkman E. Occupational risk factors and voice disorders. Log Phon Vocol 1996; 21: 137-41.
39. Vilkman E, Alku P, Vintturi J. Dynamic extremes of voice in the light of time domain parameters extracted from the amplitude features of glottal flow and its derivative. Folia Phoniatrica et Logopaedica, in press.
40. Unger E, Bastian HJ. Professional dysphonias. Deutsche Gesundheitswesen 1981; 36: 1461-4.
41. Zabel H, Taylor M. Effects of classroom amplification on spelling performance of elementary school children. Educational Audiol Monogr 1993; 3: 5-9.