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1,091,054 results
Simple project that can detect if person is there, or it's gone! Thank you for watching! ✦✦✦ See where else you can find us!
475,176 views
1 year ago
Full tutorial: https://www.tme.com/news/library-articles/page/63728/how-to-build-a-diy-radar-with-a-ultrasonic-sensor/ This simple ...
568,918 views
