5 Simple emergency light circuit | Many ideas
This is first mini emergency light of my son. It is very small, use LED display when power outage,use transistor instead relay use AA battery charger. Read more
Homeschooling
Electronics learning with Homeschooling
Electronic Circuit symbols
Most common linear electronic circuit symbols and diagrams are very important in the circuit design or the circuit drawing Read more
PIC microcontroller learning for beginner
We will try the PIC microcontroller 2 led flasher circuit using PIC16F627.
Because like this circuit Which we can set ON-OFF of both LEDs for easy, long and accurate. Read more
Current limiting resistor for LED and load
How to reduce voltage for LED and others loads. We use a limiting current resistor reduce current or voltage in a series circuit. So easy to do Read more
How to solder on circuit board
Why project does not work? Sometimes solder joint is bad. You need to know How to solder a circuit board. Easy but have to practice! Read more