The National Acoustic Laboratories' procedure for selecting the saturation sound pressure level of hearing aids: Theoretical derivation

Ear and Hearing

Volumn 19, Issue 4, 1998, Pages 255-266

  Dillon, Harvey ^a   Storey, Lydia ^b  

^a NATIONAL ACOUSTIC LABORATORIES   (Australia)

^b NONE

Author keywords

[No Author keywords available]

Indexed keywords

AUDITORY THRESHOLD; CONDUCTION DEAFNESS; CONFERENCE PAPER; HEARING AID; HEARING LOSS; HUMAN; LABORATORY; LOUDNESS; PERCEPTION DEAFNESS; PRESCRIPTION; SOUND PRESSURE;

EID: 0031854891     PISSN: 01960202     EISSN: None     Source Type: Journal    
DOI: 10.1097/00003446-199808000-00001     Document Type: Conference Paper

References (42)

1. Bentler, R. A., & Pavlovic, C. V. (1989a). Comparison of discomfort levels obtained with pure tones and multitone complexes. Journal of the Acoustical Society of America, 86, 126-132.
2. Bentler, R. A., & Pavlovic, C. V. (1989b). Transfer functions and correction factors used in hearing aid evaluation research. Ear and Hearing, 10, 58-63.
3. Berger, K. W. (1988). Determining saturation sound pressure requirements. The Hearing Journal, 41, 27-29.
4. Berger, R. A., Hagberg, E. N., & Rane, R. L. (1984). Prescription of hearing aids: rationale, procedures and results. Kent, OH: Herald Publishing House.
5. Byrne, D. (1989). Technical aspects of hearing aids. In D.N. Brooks (Ed.), Adult aural rehabilitation (pp. 48-67). London: Chapman and Hall.
6. Byrne, D., & Cotton, S. (1987). Preferred listening levels of persons with sensorineural hearing losses. Australian Journal of Audiology, 9, 7-14.
7. Byrne, D., & Dillon, H. (1986). The National Acoustic Laboratories new procedure for selecting the gain and frequency response of a hearing aid. Ear and Hearing, 7, 257-265.
8. Byrne, D., Dillon, H., Tran, K., Arlinger, S., Wilbraham, K., Cox, R., Hagerman, B., Hetu, R., Kei, J., Lui, C., Keissling, J., Kotby, M. N., Nasser, N. H. A., El Kholy, W. A. H., Nakanishi, Y., Oyer, H., Powell, R., Stephens, D., Meredith, R., Sirimanna, T., Tsavartkiladze, G., Frolenkov, G. I., Westerman, S., & Ludvigsen, C. (1994). An international comparison of long term average speech spectra. Journal of the Acoustical Society of America, 96, 2108-2120.
9. Byrne, D., Parkinson, A., & Newall, P. (1991). Modified hearing aid selection procedures for severe/profound hearing losses. In G. Studebaker, F. Bess, & L. Beck (Eds.), Vanderbilt hearing aid report II (pp. 295-300). Timonium, MD: York Press.
10. Cornelisse, L. E., Gagnne, J. P., & Seewald, R. C. (1991). Ear level recordings of the long-term average spectrum of speech. Ear and Hearing, 12, 47-54.
11. Cox, R. M. (1981). Using LDLs to establish hearing aid limiting levels. Hearing Instruments, 32(5), 16-20.
12. Cox, R. M. (1983). Using ULCL measures to find frequency/gain and SSPL90. Hearing Instruments, 34(1), 17-21, 39.
13. Cox, R. M. (1988). The MSU hearing instrument prescription procedure. Hearing Instruments, 39(1), 6-10.
14. Dillon, H. (1996). Compression? Yes, but for low or high frequencies, for low or high intensities, and with what response times? Ear and Hearing, 17, 287-307.
15. Dillon, H., Chew, R., & Deans, M. (1984). Loudness discomfort level measurements and their implications for the design and fitting of hearing aids. Australian Journal of Audiology, 6, 73-79.
16. Gatehouse, S., & Browning, G. G. (1982). Are-examination of the Carhart Effect. British Journal of Audiology, 16, 215-220.
17. Gioannini, L., & Franzen, R. (1978). Comparison of the effects of hearing aid harmonic distortion on performance scores for the MRHT and a PB-50 test. Journal of Audiological Research, 18, 203-208.
18. Hawkins, D. B. (1984). Selection of a critical electroacoustic characteristic: SSPL90. Hearing Instruments, 35(11), 28-32.
19. Hawkins, D. B. (1987). Clinical ear canal probe tube measurements. Ear and Hearing, 8 (Supplement), 74S-81S.
20. Hawkins, D. B., Ball, T. L., Beasley, H. E., & Cooper, W. A. (1992). Comparison of SSPL90 selection procedures. Journal of the American Academy of Audiology, 3, 46-50.
21. Hawkins, D. B., & Naidoo, S. V. (1993). Comparison of sound quality and clarity with asymmetrical peak clipping and output limiting compression. Journal of the American Academy of Audiology, 4, 221-228.
22. Hawkins, D. B., Walden, B. E., Montgomery, A., & Prosek, R. A. (1987). Description and validation of an LDL procedure designed to select SSPL90. Ear and Hearing, 8, 162-169.
23. Kamm, C., Dirks, D. D., & Mickey, M. R. (1978). Effect of sensorineural hearing loss on loudness discomfort level and most comfortable level judgments. Journal of Speech and Hearing Disorders, 21, 668-681.
24. Kawell, M. E., Kopun, J. G., & Stelmachowicz, P. G. (1988). Loudness discomfort levels in children. Ear and Hearing, 9, 133-136.
25. Libby, E. R. (1985). The LDL to SSPL90 conversion dilemma. Hearing Instruments, 36, 15-16.
26. Macpherson, B. J., Elfenbein, J. L., Schum, R. L., & Bentler, R. A. (1991). Thresholds of discomfort in young children. Ear and Hearing, 12, 184-190.
27. Macrae, J. H. (1991). Permanent threshold shift associated with overamplification by hearing aids. Journal of Speech and Hearing Research, 34, 403-414.
28. McCandless, G. A., & Lyregaard, P. E. (1983). Prescription of gain/output (POGO) for hearing aids. Hearing Instruments, 34, 16-21.
29. Moodie, K. S., Seewald, R. C., & Sinclair, S. T. (1994). Procedure for predicting real-ear hearing aid performance in young children. American Journal of Audiology, 3, 23-31.
30. Pascoe, D. (1988). Clinical measurements of the auditory dynamic range and their relation to formulas for hearing aid gain. In J. Jensen (Ed.), Hearing aid fitting, theoretical and practical views (pp. 129-152). 13th Danavox Symposium, Copenhagen: Stongaard Jensen.
31. Seewald, R., & Ross, M. (1988). Amplification for young hearing-impaired children. In M. Pollock (Ed.), Amplification for the hearing-impaired (pp. 213-267). New York: Grune & Stratton.
32. Shapiro, I. (1979). Evaluation of relationship between hearing threshold and loudness discomfort level in sensorineural hearing loss. Journal of Speech and Hearing Disorders, 64, 31-36.
33. Stelmachowicz, P. G., Mace, A. L., Kopun, J. G., & Carney, E. (1993). Long term and short term characteristics of speech: Implications for hearing aid selection for small children. Journal of Speech and Hearing Research, 36, 609-620.
34. Storey, L., Dillon, H., Yeend, I., & Wigney, D. (1998). The National Acoustics Laboratories procedure for selecting the saturation sound pressure level of hearing aids: Experimental validation. Ear and Hearing, 19, 267-279.
35. Stuart, A., Durieux-Smith, A., & Stenstrom, R. (1991). Probe tube microphone measures of loudness discomfort levels in children. Ear and Hearing, 12, 140-143.
36. Walker, G., Dillon, H., Byrne, D., & Christen, R. (1984). The use of loudness discomfort levels for selecting the maximum output of hearing aids. Australian Journal of Audiology, 6, 23-32.
37. Bachler, H., & Burkli-Halevy, O. (1993). MML - multi mode limiting: Spectral and temporal properties allow a wide variety of new applications. Phonak Focus No. 15.
38. Seewald, R. Private communication.
39. Dillon, H., & Macrae, J. (1984). Derivation of design specifications for hearing aids. NAL Report No. 102, Sydney: National Acoustics Laboratory.
40. Dillon, H. (submitted). A procedure for calculating the saturation of hearing aids for broad band speech input signals. Journal of the Acoustical Society of America.
41. Walker, G. I. (1994). The amplification requirements of persons with conductive and mixed (conductive and sensori-neural) hearing losses. Thesis for degree of Doctor of Philosophy, School of English and Linguistics (Audiology), Macquarie University, NSW, Australia.
42. Lybarger, S. F. (1963). Simplified fitting system for hearing aids. Canonsburg, PA: Radioear Corporation.