Communication device having illuminated audio indicator
作者： Ryan M. Nilsen , Thomas A. Murray , Michael R. Gardner
DOI:
关键词: Matrix mixer 、 Electronic engineering 、 Audio signal 、 Block cipher mode of operation 、 Audio signal flow 、 Communication device 、 Computer science
摘要: A radio ( 100 ) provides multiple audio modes of operation, such as a cellular and dispatch modes. Illumination devices 108, 110 are located near the radio's sources 104, 106 become activated to indicate user which mode operation is present.
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