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“The project is about the design of a digital tachometer, a device used in the measurement of speeds of rotating bodies. Story A tachometer is a gadget that is used in the measurement of angular speeds of bodies, more so …
“Introduction I’ve recently become interested in clock projects, and it seemed appropriate to start by building the essential digital clock assembled from logic chips. Although clock projects exactly like this have been around for the best part of 50 …
“This project demonstrates the basics of digital logic, the characteristics of a NE555 timer, and demonstrates how binary numbers are counted. The components used are: a NE555 timer, a 12-bit ripple counter, two 2-input NOR gates, a 4-input AND gate …
“A sequencer used for music is a device that sequences musical events for predictable playback. For early electronic instruments these sequencers often take the form of a collection of switches that are cued in series and which trigger some other …
“Believe it or not, computers existed before microcontrollers and CPUs were around. They used to be built using discrete parts including simple ICs and transistors. CPUs are arguably the center of modern electronics, whether it be a mobile device or …