Active noise reduction : (over-the-ear) headset and (in-the-ear) earphone
Noise is an annoying problem in most environments and in some cases, it poses a hearing health hazard when the noise exposed to a person exceeds a given duration and intensity, or the noise dosage. In many cases, earmuffs headsets are used for hearing protection. The noise protection offered by...
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| Format: | Final Year Project |
| Language: | English |
| Published: |
2009
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| Online Access: | http://hdl.handle.net/10356/17927 |
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| Institution: | Nanyang Technological University |
| Language: | English |