CEL Application Notes
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CEL Application Notes |
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Noise ordinance requirements | Description of CEL noise products for various community noise ordinances |
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Model noise ordinance | Description of the typical wording for a community noise ordinance |
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OSHA 1910-95 Noise Regulations | Description of the US OSHA 1910-95 Noise at work regulations |
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NIOSH Recommended noise standard (Part a) | Forward and recommendations of the NIOSH 98-126 Recommended standard on Occupational Noise Exposure |
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NIOSH Recommended noise standard (Part b) | Introduction and instrumentation for the NIOSH 98-126 Recommended standard on Occupational Noise Exposure |
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NIOSH Recommended noise standard (Part c) | Hearing loss prevention program of the NIOSH 98-126 Recommended standard on Occupational Noise Exposure |
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NIOSH Recommended noise standard (Part d) | Hearing protectors and technical references for the NIOSH 98-126 Recommended standard on Occupational Noise Exposure |
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NIOSH Recommended noise standard (Part e) | Appendices of the NIOSH 98-126 Recommended standard on Occupational Noise Exposure |
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MSHA Noise Regulations - 2000 | Overview of the updated MSHA Standards for Occupational Noise Exposure |
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Typical noise levels | Some examples of various noise levels |
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ANSI accuracy differences | Differences between ANSI type 1 and type 2 accuracy in instruments |
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Frequency weightings | Explanation of 'A' and 'C' frequency weightings |
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Time weightings | Explanation of Slow, Fast and Impulse time responses |
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Amplitude weightings | Explanation of exchange rate Q = 3, 4, 5 and 6 |
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Broadband & narrowband | Differences between broadband and narrowband noise meters |
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Adding and subtracting decibels | How to add and subtract different decibel readings |
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Day night noise level | How to calculate the LDN from separate Leq results |
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Community noise equivalent level | How to calculate the CNEL from separate Leq results |
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Octave band report form | Example report form for recording octave or third octave band measurements |
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Octaves to overall 'A' | How to convert separate octave band readings into an overall 'A' value |
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Octaves to overall 'B' | How to convert separate octave band readings into an overall 'B' value |
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Octaves to overall 'C' | How to convert separate octave band readings into an overall 'C' value |
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Broadband frequency corrections | A, B and C broad band frequency weighting correction values used in noise meters |
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Transmission loss measurements | Guide to making transmission loss measurements across partitions |
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Continuous RT60 measurements | Guide to making reverberation time measurements with a continuous noise source |
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Impulse RT60 measurements | Guide to making reverberation time measurements with an impulsive noise source |
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What is? | Glossary of common technical terms used in noise and acoustics |
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CEL Noise Booklet | Basic Guide to Industrial Noise Measurements |
| this page last updated : Friday August 10, 2007 |