Hello everyone. Found a favorable offer of capacitors - 400 volts, 4100 microfrades - $ 8 per piece. Now I have 8 capacitors of 4100 microfarad, 400 volts + two capacitor 17000 microfrades, 350 volts. Photo in the attached file. If there are suggestions for experiments (coilgun, railgun, plasmagun) write, it is possible to implement