Communication quality : a conceptual approach focusing on classroom assistive listening devices
In a classroom an assistive listening device (ALD) is a system of external microphones that transmit sound from a sound source directly to students' hearing aids. An ALD can be a microphone close to the mouth which transmits a voice directly to listeners' hearing aids. An ALD can also be a...
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| Format: | Others |
| Language: | English |
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Luleå tekniska universitet, Drift, underhåll och akustik
2007
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| Online Access: | http://urn.kb.se/resolve?urn=urn:nbn:se:ltu:diva-17748 |