When I was younger and first started repairing and reverse engineering electronic devices, I would sometimes need to look up a component or the reference character to figure out what that component was. It would be a pain to search online every time, instead of having it in front of me for a quick reference.

So I decided to create a cheat sheet of the most common electronic components that I encounter regularly, their assigned character reference which are used on PCB silkscreens and the electronic symbol used in schematics.

You can go ahead and download/print the following: