Maantiehätäpuhelimen optimointi erityisesti kierron kannalta

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Journal Title
Journal ISSN
Volume Title
Helsinki University of Technology | Diplomityö
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Date
1980
Major/Subject
Akustiikka ja äänenkäsittelytekniikka
Mcode
S-89
Degree programme
Language
fi
Pages
60 s. + liitt. 5
Series
Description
Supervisor
Godenhielm, Bertil
Keywords
acoustic feedback, center clipping, emergency telephone, frequency shifting, hands-free telephone, howlback, howl(ing), hybrid transformer, loudspeakers, loudspeaker telephone, microphones, speakerphone, voice switching
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