Learn to make Vibration based LED POV Message Display using Electromagnet, Arduino UNO...
Components required:
10 x 10 x 2 mm neodymium magnet = 2 or 3 pcs
12V Electromagnet = 1
TIP122 Transistor = 1
1N4007 diode = 1
5K ohm preset variable resistor =1
Opto-interrupter = 1
SMD LED = 8
220 ohm resistor = 8
Arduino UNO Board = 1
Metal L Clamp/Bracket 40 x 40 mm = 2 Pcs
Steel blade sheet(putty scrapper)
flexible plastic sheet
PCB
You can download Arduino code on the the following link. https://www.hobbyprojects.com/projects/jsingh-projects/vibration-based-LED-pov-message-display.html
Kits & Components Link
https://amzn.to/3pJzHiY
Water Level Monitor using NodeMCU
https://youtu.be/Bd-fMyAdYAw
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https://youtu.be/G-puqf8s8ss
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