Here's how I make surface mount soldered printed circuit board badges (PCBs).
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Biotechnology Hackathon April 16-25, 2021 $5000 in prizes
PCB Files on GitHub:
github.com/MakeItHackin/Hatch...
Components/Electronics used:
PCB ordered from JLCPCB (jlcpcb.com/)
555 timer
4017 Decade Counter
Toggle Switch (x2)
22K Ohm resistors (x2)
100 Ohm resistors (x10)
4.7uF capacitor
22uF capacitor
LEDs (various colors) (x10)
2032 Battery Holder
Desgined using Autodesk Eagle
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6 апр 2021