Arduino Ultrasonic Sensor HC-SR04 Build, Code and Explanation

Boris Dusnoki on project, sensor, ultrasonic transducer, arduino, arduino tutorial, robotics, ultrasonic sensor, gadget, technology, diy, hobbyist, engineering, collision detection, robots for kits, starter kit, automation, industrial, logic, metal detector, motion sensor, movement detection, movement sensor, electronics, math, physics, experiment, hcsr04, atmel, c#, programming, language, soldering, station, how to, how-to, make, life hack, hack, easy arduino project |

I'm really excited to show you my first standalone Arduino project. An HC-SR04 ultrasonic distance indicator with LED lights and a buzzer. Due to Recent changes to the YouTube partners program I will no longer be able to monetize my videos so I've come up with a few ways you…

Charging 18650 batteries with a welder! (Explosion ensues)

Boris Dusnoki on exploding, battery, lithium, lipo, li-ion, vent, fire, sparks, short circuit, experiment, dangerous, bomb, ultrafire, ebay, aliexpress, banggood, samsung, lg, charging, overcharge, overdischarge, protection, arc, welder, co2 |

This is just a short joke video I made because I had some dead Lithium 18650 batteries laying around and wanted to do something spectacular with them... Mostly because I was bored :D…

DIY Metal Detector Kit, build, soldering and setup guide

Boris Dusnoki on metal detector, experiment, tricks, trick, life hack, diy, kit, ebay, bangood, treasure, finder, gold, silver, transistor, cool, inductor, capacitor, money, coins, resistor, potentiometer, buzzer, piezo sounder, aliexpress, hack, enhancemenet, modification, jlcpcb, pcb |

Building a DIY Metal Detector Kit that I bought on AliExpress for $1.51 The only down side is that it doesn't have much of a range and is more of a novelty item than a real usable metal detector, but oh well, what do you expect for $1.51 :D…