DIY Digital Tape Measure
https://www.electronics-lab.com/diy-digital-tape-measure/
by electronics for everyone @ instructables.com: Today I hope to teach you all about ultrasonic sensors and hopefully by the end you’ll have a nice little digital tape measure of your own to use as you please. This is my second version of this project so if you can get it as small or just don’t feel […]
Analog Ultrasound Range Finder
https://www.electronics-lab.com/analog-ultrasound-range-finder/
by netzener @ instructables.com: When I started my career in control systems I was fascinated with the many different ways that machines could be interfaced to the environment they operated in. Limit switches (electrical and optical), encoders, resolvers, strain gauges, thermocouples… the control system engineer had a long list of sensors to choose from. And the […]