I should have been warned: Some viewers on our summer project were against a gun on the tank. But I did not listen. This video shows what happened and how I was punished. In Switzerland, every adult man is in the army and has his weapon at home. Maybe this is the physiological reason for my choice. I am no psychologist; I am an engineer. So let's start with the story about How-to build a rail gun or a coil gun. Or how to not do it... Links: DC-DC converter: http://s.click.aliexpress.com/e/cOSWd3Hq Capacitor: http://s.click.aliexpress.com/e/nM1zYpE Thyristor: http://s.click.aliexpress.com/e/XhOzEO8 Copper Wire: http://s.click.aliexpress.com/e/bfM2xSmy USB Isolator: http://s.click.aliexpress.com/e/H1LnZPi Batteries from Hobbyking Instructable where I found the diagram: https://www.instructables.com/id/Making-a-Portable-Coil-gun/ GreatScott's video: https://www.youtube.com/watch?v=PMU9TQUDhow Supporting Material and Blog Page: http://www.sensorsiot.org/ Github: https://www.github.com/sensorsiot My Patreon Page: https://www.patreon.com/AndreasSpiess My Bitcoin address: 19FSmqbBzb5zsYB1d8Bq4KbxVmezToDNTV If you want to support the channel, please use the links below to start your shopping. No additional charges for you, but I get a commission (of your purchases the next 24 hours) to buy new stuff for the channel For Banggood https://bit.ly/2jAQEf4 For AliExpress: http://bit.ly/2B0yTLL For ebay.com: http://ebay.to/2DuYXBp https://www.facebook.com/profile.php?id=100013947273409 https://twitter.com/spiessa https://www.instructables.com/member/Andreas%20Spiess/ Please do not try to Email me or invite me on LinkedIn. These communication channels are reserved for my primary job Equipment in my lab: http://www.sensorsiot.org/my-lab/