The Most Handy Gadget can be done...Cheaper?! (DIY or Buy)

Discover Easy, Affordable, and Reliable PCB manufacturing with JLCPCB! Register to get $70 New customer coupons: https://jlcpcb.com/?from=AAA Save $30 Now! → Claim Your 6-Layer PCB Discount Today: https://jlcpcb.com/6-layer-pcb?from=AAA You can get the schematic, code, gerber files and more here: https://www.patreon.com/posts/138098669 Previous video: https://youtu.be/D86an4uN7FE Facebook: https://www.facebook.com/greatscottlab Twitter: https://twitter.com/GreatScottLab Instagram: https://www.instagram.com/great.scott.lab/ TikTok: https://www.tiktok.com/@greatscottlab Discord: https://discord.gg/zuAvkAuhsY Support me for more videos: https://www.patreon.com/GreatScott?ty=h In this episode of DIY or Buy we will be having a closer look at BLE beacons. I think the most popular example is an Air Tag. Basically a low power thingy that lasts for years that you can find with your smartphone. It is pretty handy and comes with lots of features. But can it be done cheaper by creating a DIY circuit? Let's find out! ;-) Websites that were shown during the video: https://atmosic.com/products/the-atm33-series/ https://www.nordicsemi.com/Products/Wireless/Bluetooth-Low-Energy?lang=en#infotabs https://www.nordicsemi.com/Products/nRF52840 https://docs.nordicsemi.com/bundle/ps_nrf52840/page/ref_circuitry.html https://nrf52.jpconstantineau.com/docs/programmer/ Thanks to JLCPCB for sponsoring this video. Visit https://jlcpcb.com to get professional PCBs for low prices. 0:00 What Handy Gadget?! 1:22 Intro 2:12 All Features of a Smart Tag 3:01 What is BLE? 3:53 Power Demand of Buy 4:49 What Microcontroller for DIY? 5:53 First BLE Test! 7:02 Creating the PCB 8:59 First Tests & Fails 9:45 Final Test 10:29 Verdict