Adjustable Timer circuit 1-10 minute


Posted on Feb 5, 2014

The Adjustable Timer circuit starts timing when switched on. The green LED lights to show that timing is in progress. When the time period is over the green LED turns off, the red LED turns on and the bleeper sounds. The time period is set..


Adjustable Timer circuit 1-10 minute
Click here to download the full size of the above Circuit.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

Audio/Video to UHF TV Signal Converter (Modulator) circuit diagram
Fuzzbox Using LM741
Protection For Telephone Line Circuit
Digital pulse counter
Home-Built Nitrogen (N2) Laser
Rangkaian Thermometer Berbasis Mikrokontroler AT89S52
rear wheel tachometer
Hall Effect Sensor Circuit



Top