The experiment is for switching an acoustic sounder as a rain alarm after a predetermine time. It may, however, be tinkered for a number of other applications. Needless to say, this is a simple ...

PIC, Arduino, and Raspberry Pi: If you can work with these three types of systems, then you can connect with just about anything Microcontrollers (MCUs) can be very handy, but without the ability to ...

Digital displays are useful for quick and accurate readout, but lots of people prefer the physical motion of a needle moving along a dial. For instance, many smartwatch users choose an analog face to ...