Learn LDR automatic LED flashlight
How to quickly learn transistor and LDR circuits? In this post, I am going to show you how easy learning. My son wants to build a simple automatic flasher. It…
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January 13, 2016
How to make automatic daylight sensor switch Project
This is daylight sensor switch circuit, for control load turn on when have sunlight. use simple circuit LDR,transistor,relay and can use with 12V supply [...]
June 9, 2015
Here is Automatic night light circuit using SCR and LDR without Relay!
Automatic night light circuit using SCR
This automatic night light circuit to controls power on-off in home. If daytime stop working circuit. But at night will working electrical AC 220 volts. [...]
February 7, 2013
2 Electronic mailbox circuit for front door
This circuit is integrated electronic mailbox,A front door open.And when people open. Cabinet photo detector attached to the light, it will work. The Simple circuit using SCR and transistors Operation…
October 6, 2010
Light Actuated Relay Circuit using Photo Transistor
The Sun - Up Relay Switch can be used to provide a audible switch for when the sun comes up. It can also be used to detect a light beam,…
August 23, 2008
Making Simple Light-activated relay circuit with PCB
If you are looking for circuit that turns on relay when light comes. It is a simple light activated relay circuit. It will control load on-off with light.
May 22, 2007
Learn ON-OFF Light and Temperature Controller using 741 op-amp
I like to learn circuits about detecting temperature and light. To control various loads. Are you the same as me? Here is learning ON-OFF Light and Temperature Controller using 741…
May 18, 2007