Road Night Auto Electronic Guidepost Circuit Diagram

Published:2011/6/21 6:45:00 Author:Vicky | Keyword: Road Night Auto Electronic Guidepost | From:SeekIC

Auto electronic guidepost’ circuit diagtam is shown as in the picture. When night falls, the indicator light E3 gives out red light, warning that the section is dangerous. When there is vehicle getting close to the dangerous section, the traffic sign composed of indicator lights E1 and E2 is shown and meanwhile indicator E3 and E4 sparkle, giving out red and green light respectively. When the vehicle drives away, the indicator E3 keeps giving out red light, while indicator E1, E2 and E4 go out. The circuit is mainly composed of sound-control circuit, oscillating circuit and display driving circuit etc.



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