Showing posts with label dark. Show all posts
Showing posts with label dark. Show all posts
Tuesday, April 9, 2013
Dark Sensitive Power Switch Circuit Diagram Using LDR
Description
Circuit showing a Dark Sensitive Power Switch .Here we have used a ldr and a ordinary transistor for making this circuit
.Connect any 230 volt equipment at the load .You need a 9 volt power supply
Components Required
Resistor
10 k , 680 R
Transistor
BC 548
Diode
IN 4007
Relay
LDR
Circuit showing a Dark Sensitive Power Switch .Here we have used a ldr and a ordinary transistor for making this circuit
.Connect any 230 volt equipment at the load .You need a 9 volt power supply
Components Required
Resistor
10 k , 680 R
Transistor
BC 548
Diode
IN 4007
Relay
LDR
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