Voice-activated music outlet circuit 1 using NJM2072D

Published:2012/9/12 2:26:00 Author:Ecco | Keyword: Voice-activated , music outlet | From:SeekIC

As shown in the diagram, the circuit consists of acoustic sensor, voice integrated circuit, relay control circuit, songs sound circuit and AC buck rectifier circuit and other components, and it can be used for the voice control automatic lights, voice control musical fountain, voice control barricades indicator and voice-activated automatic doors. ICl use voice control ASIC NJM2072D which is the core of the circuit device, and its internal functional block diagram is shown in the following figure.



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