Position: Index > Led Circuit >

Porch Light Control Circuit

2014-12-10 03:15  
Declaration:We aim to transmit more information by carrying articles . We will delete it soon, if we are involved in the problems of article content ,copyright or other problems.


This circuit can control the on/off cycle of a light via a CDS photocell, and turn it off after a preset period. The light can only be turned on when CDS cell is in darkness, and it stays on for a time determined by the 555 circuit.
Porch Light Control Circuit

On time depends on R1 and CI and is about 80 seconds with the values shown.



Reprinted Url Of This Article:
http://www.next.gr/sens-detectors/light/porch-light-control-circuit-l14744.html