7490 Decade Counter Circuit (Mod-10) Designing
IC 7490 is Asynchronous mod-10 Counter IC. In this article, we are going to study IC 7490 Decade Counter Circuit. IC 7490 is also known as BCD… Read More »7490 Decade Counter Circuit (Mod-10) Designing
Automatic street light circuit
Have you thought about who turns on and off those street lights on the road? Turning on and off those street lights may be a… Read More »Automatic street light circuit
MQ2 Gas Sensor Circuit Diagram and it’s Working
In this project, we will use the MQ2 Gas sensor circuit to detect Methane, Butane, LPG, Smoke which is released into the environment at the… Read More »MQ2 Gas Sensor Circuit Diagram and it’s Working
Musical Doorbell Circuit Diagram with 16 Tune
Introducing the musical 16 Tune musical doorbell circuit diagram, it produces a different musical tune each time the bell push button is pressed. The bell… Read More »Musical Doorbell Circuit Diagram with 16 Tune
Voltage Comparator Circuit using OPAMPs
A voltage comparator is a circuit which compares the voltages at its input terminals and switches the output to either high or low depending upon… Read More »Voltage Comparator Circuit using OPAMPs
Voltage to current converter OPAMP circuit
Voltage to current converter is mostly used to transmit signals over a long distance to a control circuit. The most important reason behind it is… Read More »Voltage to current converter OPAMP circuit