An introduction needs no manual operation for switching on and off when there is a need of light it automatically switches on when darkness rises to a certain level then sensor circuit gets activated and switches on and when there is other source of light ie daytime the street light gets off. Here in this project we are going to make a simple automatic street light controller using relay and ldr this circuit is simple and can be built with transistors and ldr you dont need any op amp or 555 ic to trigger the ac load. Automatic led street light using electronics ldr sensor electricity diy project hello friends here i will show you how to make led street lighting using ldr electronics sensor this is the . Electronicshuborg an excellent educational blog for engineering students in providing great information on various electronics projects ideas circuits electronics tools etc from basic level to advanced level. In this video i will show how to make ldr darkness sensor circuit top 5 useful ldr projects very easy electronics diy projects street light automatic on off directly with 220v ac no
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