Simple transformerless power supply circuits
Learn these transformerless power supply circuits, use a capacitor instead, it smaller and lighter than transformer. There are circuits as follows. Read more
How many amps & hours to charging a battery be full
We probably used to use lead-acid batteries. But do you understand how to basic charge it yet? Let’s learn. Read more
LM1036-LM1035 Dual DC tone control circuit with PCB
I am going to show you learn LM1036 or LM1035 Dual DC Tone/Volume/Balance control Circuit. Why use it? How it good? Cold down Read below you will get an answer. We know that the audio system is beautiful. Because it has an excellent preamplifier tone control circuit. It can control the frequency of the audio … Read more
Electronics components datasheets that you should know
Learn about many Electronics components datasheets with their pinout details, uses, the example circuits, and how to use them. Read more
1.5V to 5V boost converter circuit for microcomputer
Small appliances have microcomputer that requires 5V power supply. Why it can use only 1.5V battery? The 1.5V to 5V boost converter circuit inside them. Read more