Awesome Electronics Tutorials, Projects and How To´s
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GreatScott! · 2020年9月13日 公開
$2 for 2Layer, 5pcs & $5 for 4Layer, 5pcs: https://jlcpcb.com Previous video: https://youtu.be/05qJM-zZ4ng uC Timer video: https://youtu.be/IdL0_ZJ7V2s Facebook: https://www.facebook.com/greatscottlab Twitter: https://twitter.com/GreatScottLab Support me for more videos: https://www.patreon.com/GreatScott?ty=h More project information (schematic, code,....) on Instructables: https://www.instructables.com/id/DIY-Tachometer-RPM-Meter/ Parts list (affiliate links): 1x Arduino Pro Mini: https://s.click.aliexpress.com/e/_dTWuuYz 1x IR Distance Sensor: https://s.click.aliexpress.com/e/_dXlui7F 1x 128x64 OLED: https://s.click.aliexpress.com/e/_dXOYM8H 1x TP4056 Charge Protect Board: https://s.click.aliexpress.com/e/_d697XPJ 1x LiPo Battery: https://s.click.aliexpress.com/e/_dUE2A0V 1x Toggle Switch: https://s.click.aliexpress.com/e/_dZ19w21 In this episode of DIY or Buy we will be having a closer look at a commercial tachometer (RPM Meter) and test it in order to find out that it is pretty much unusable. Afterwards I will show you how a 3€ IR distance sensor works and how we can use it to build a proper DIY tachometer that functions properly. Let's get started! Thanks to JLCPCB for sponsoring this video Visit https://jlcpcb.com to get professional PCBs for low prices. Music: 2011 Lookalike by Bartlebeats Killing Time, Kevin MacLeod (incompetech.com)
