AC Light Dimmer || DIY or Buy || Phase Angle Control Tutorial

$2 for prototype & 24 hour build: https://jlcpcb.com Previous video: https://youtu.be/LGH1DIKmzBM Support me for more videos: https://www.patreon.com/GreatScott Facebook: https://www.facebook.com/greatscottlab Twitter: https://twitter.com/GreatScottLab EasyEDA project link: https://bit.ly/2Htp7Ze More project information (schematic, code,.....) on Instructables: https://www.instructables.com/id/DIY-AC-Light-Dimmer/ Capacitive Dropper Circuit video: https://youtu.be/-n22cqZkxNQ Triac video: https://youtu.be/4N1uLth1o9o Arduino 101 video: https://youtu.be/BtLwoNJ6klE Arduino 102 video: https://youtu.be/YT3birSKLLU Arduino 103 video: https://youtu.be/EVm0qVJ56II Arduino Timer video: https://youtu.be/IdL0_ZJ7V2s Parts list (incomplete, see Instructables for more, affiliate links): Aliexpress: 1 x ATtiny85: https://s.click.aliexpress.com/e/_dSJ49k7 1x MOC3052: https://s.click.aliexpress.com/e/_d7gqTrD 1x HI-Link 5V Power Supply: https://s.click.aliexpress.com/e/_dXB9caT 1x 1206 Resistor kit: https://s.click.aliexpress.com/e/_dZ3BhPt 1x 1206 Capacitor kit: https://s.click.aliexpress.com/e/_BfgJpGwj Ebay: 1 x ATtiny85: http://rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575101368&toolid=10001&campid=5337582279&customid=&icep_item=401597431899&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg 1x MOC3052: http://rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575101368&toolid=10001&campid=5337582279&customid=&icep_item=371917280926&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg 1x HI-Link 5V Power Supply: http://rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575101368&toolid=10001&campid=5337582279&customid=&icep_item=254192647575&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg 1x 1206 Resistor kit: http://rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575101368&toolid=10001&campid=5337582279&customid=&icep_item=162634161350&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg 1x 1206 Capacitor kit: http://rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575101368&toolid=10001&campid=5337582279&customid=&icep_item=162634161350&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg In this episode of DIY or Buy we will have a closer look at a generic AC light dimmer and find out how it functions. Afterwards I will present you a more modern, digital, DIY design of such an AC light dimmer and build it in order to find out whether DIYing such a circuit truly makes sense. 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)