There are (probably) less than two dozen fundemental constants that define the physics of our universe. Determining the value of them might seem like the sort of thing for large, well funded ...

To measure a zener diode’s breakdown voltage, you need a dc voltage source whose voltage exceeds that of the zener voltage. In Figure 1, resistor R SER provides voltage drop between V IN and V ZEN. In ...

Alex Breyer, Technical Support Engineer at Digi-Key, discusses the new product of Wurth Elektronik, the Testweezer. It is a simple tool that can be used to test LEDs, fuses, and it comes with ...