With Just $0.50 Components I turned Garbage Products into GOLD!

Sign up for Keysight Live from the Lab here: https://www.keysight.com/us/en/events... Try the world's most trusted PCB design software, Altium Designer with 365, for free and 25% off your purchase: https://www.altium.com/yt/greatscott! (AD, Paid Promotion) Previous video:    • Using the 4G Network to Save my Friends Tr...   AliExpress video:    • I tried finding Hidden Gems on AliExpress ...   Capacitor video:    • How to choose the right capacitor type for...   Inductor video:    • How to choose the right coil type (inducto...   Filter video:    • Does a DIY Audio Crossover make sense? How...   You can get the mentioned products and capacitors here: (affiliate links) Power Supply: https://s.click.aliexpress.com/e/_Dmz... 5V UPS: https://s.click.aliexpress.com/e/_DcQ... Mini Boost Converter: https://s.click.aliexpress.com/e/_DCw... Capacitors: https://www.mouser.de/ProductDetail/S... https://www.mouser.de/ProductDetail/S... Facebook:   / greatscottlab   Twitter:   / greatscottlab   Instagram:   / great.scott.lab   TikTok:   / greatscottlab   Discord:   / discord   Support me for more videos: https://www.patreon.com/GreatScott?ty=h Websites which were shown during the video: https://www.prodigit.com/show/how-to-... https://www.meanwelldirect.co.uk/glos... https://cdn.hackaday.io/files/1829407... https://www.ti.com/lit/an/snva871/snv... https://www.ti.com/seclit/ml/slup384/... Thanks to Keysight for sponsoring this video. 0:00 The Problem of my AliExpress Products 1:16 Intro 2:04 Why is Noise/Ripple Bad? 3:39 How to Measure Noise Correctly 4:32 5V UPS Noise Problem 5:46 Solution 1: Post Regulation 7:51 Solution 2: Component Improvement 8:39 Capacitor Replacement 9:55 Other Component Problems 10:49 Mini Boost Converter Fix