This is Universal digital counter circuit using CD4510 & CD4543,count up or count down,connect output to a 7 segment LED both a Cathode common or Anode
This is Simple Solar light alarm circuit with the special edition, that improve this circuit whole new to higher efficiency. use solar cell instead of LDR
In the first step, How to understand electronics works easily? If electronic circuits use many devices And very complicated. We have less opportunity to understand its operation. Let's use the…
To Control speed DC motor easily with a few parts in circuit.
Here is ic 555 inverter circuit. is easy and small size. Because use NE555 and MOSFET as main. When use source is 12V battery will have output of 100 watts.[...]
This is simple variable power supply circuit 0-30V 2A using transistors basic circuits for beginner can builds easy with a few parts looks circuit 2 .....
A tri audio amplifier has three in one amplification act drive specifically each audio speakers good quality, using TDA2030 and crossover network built-in [...]