Electronic devices are built from many different parts. Understanding how these components work together is key to understanding electronics. Circuit diagrams use symbols to represent each component, ...

There are 8 different types of diodes that are available for use in electronics design. The various types of diodes enable different kinds of application specifications to be met. As a result of the ...

The simple Diode and LED Tester presented here costs under £5 to build (including all components, the battery and a cheap case) and will indicate the polarity of almost all types of LED and other ...