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pro vyhledávání: '"Felix Z. Sachs"'
Autor:
David C. Byrne, Felix Z. Sachs
Publikováno v:
The Journal of the Acoustical Society of America. 108:2611-2611
Measurement of noise reduction for sound isolating enclosures in situ is often complicated by limited access to all enclosure surfaces and indeterminate reverberation conditions. Both laboratory and field noise reduction measurements were made on an
Autor:
Felix Z. Sachs
Publikováno v:
The Journal of the Acoustical Society of America. 104:1859-1859
A standard method for field measurement of in‐situ noise lacked precision and accuracy information. A relatively straightforward round robin test organizes to provide data brought to light several problems and considerations. The initial test objec
Autor:
Felix Z. Sachs
Publikováno v:
The Journal of the Acoustical Society of America. 103:2922-2922
OSHA and Army regulations differentiate steady from impulse noise exposure, but the boundary is fuzzy. A 300‐m research indoor firing range produced 10‐s reverberation times resulting in noise exposures straddling this boundary. Worker exposure w
Autor:
Felix Z. Sachs
Publikováno v:
The Journal of the Acoustical Society of America. 96:3274-3274
The U.S. Army has adopted most of the new ACGIH TLVs as criteria in its hearing conservation program. Most significant to the Army program was the change from a non‐time‐weighted inclusion criterion to the 8‐h time‐weighted average noise expo
Autor:
Felix Z. Sachs, William W. Corbin
Publikováno v:
The Journal of the Acoustical Society of America. 92:2453-2453
The OSHA regulations for hearing conservation are very detailed for exposures to steady‐state noise. Application of hearing conservation elements to explosives and outdoor small arms training ranges requires a somewhat different emphasis, particula
Autor:
Felix Z. Sachs
Publikováno v:
The Journal of the Acoustical Society of America. 74:S94-S94
The considerations and parameters underlying the assessment of risk of hearing loss for a population wearing personal hearing protective devices (HPD's) are examined. A damage risk function for a protected population is developed, and measures of hea
Publikováno v:
The Journal of the Acoustical Society of America. 82:S46-S46
Semienclosed small arms training ranges combine bullet trap features of an indoor range with the ventilation of outdoor ranges. Acoustic reverberation of indoor ranges and directivity effects of outdoor ranges are also combined in the semienclosed ra