Two simple examples of how to use Ohms law
Build Electronic Circuits Blog
How to desolder a solder joint that needs to be changed
A tutorial for schematic drawing using Cadsoft Eagle
An overview of the most used schematic symbols in electronic circuits
You don’t need fancy equipment to do SMD soldering at home. You can easily do it using a soldering iron. SMD stands for Surface Mount Device and is components that you solder on the surface of a circuit board. Let me guide you through how to do SMD soldering with a soldering iron.
Tips to minimize the chance of errors before PCB manufacturing