Electronic components are chosen ... A buzzer. This is a simple output device that makes a sound once the circuit is complete and current is passing through it.An LED or light emitting diode.

Are you done for the night? Not if you’ve watched [0033mer]’s Simple Electronic Circuit Hacks video! You know just what to do. The ground pin of a LM7805 connects to the cathode of a TL431 ...

Block diagrams close block diagramA diagram of a system represented by blocks connected by lines. are clear, simple diagrams ... symbols to represent the electronic circuit and its components.

Are you done for the night? Not if you’ve watched [0033mer]’s Simple Electronic Circuit Hacks video! You know just what to do. The ground pin of a LM7805 connects to the cathode of a TL431 ...