speech interference level
Also found in: Acronyms.
speech interference level
[′spēch ‚in·tər¦fir·əns ‚lev·əl] (acoustics)
The average sound pressure, in decibels above 0.0002 microbar, in the frequency range from 600 to 4800 hertz. Abbreviated SIL.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive
Maximum
speech interference levels in dB (A), which permit satisfactory hearing (after Kudesia and Tiwari, 2007) Maximum
speech interference levels in dB (A) Types of voice distance from speaker 1 m 2 m 3 m Normal voice 55 49 43 Raised voice 61 55 49 Very loud voice 67 61 55 Shouting 73 67 61
To further assess potential speech intelligibility problems, the Preferred
Speech Interference Levels (PSIL) of the noise environment in 'quiet' and in 'normal' operations were also calculated.
Copyright © 2003-2025 Farlex, Inc
Disclaimer
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.