Powerfull CoilGun v2.0 (Гаусс-Пушка 2.0)

My CoilGun which is save and powerfull. Easy to build. It cost me 30-40$. Here you are 2 links where you could download program which calculate everything for coilgun : 1) - donload this 2) - instal this to the 1-st program folder and open it.