Here you can download our free SMD code book that shows SMD marking codes for almost every surface-mount device available on the market. To identify a particular device, first identify the package ...

The key advantage of this project is that the TUT (transistor under test) is pressed hard onto three PCB tracks that lead directly to sockets into which a conventional transistor tester can be plugged ...

You’ve probably encountered this before — you have a circuit board that is poorly documented, and want to know the part number of a tiny SMD chip. Retro computer enthusiast [JohnK] recently tweeted ...