trying to go from 12v dc to 2v dc 200-300a i typed a whole page and it didnt post i will explain if u ask loli searched and am still confusedi basically need to know what kind of wire to use for winding? was informed i cant use stranded which sucks cause i have tons of itwhat to use for a core?proper winding and how much?and so on any help will be greatly appreciated i will give u a hint your help is gonna help me research the effects of hydrogen on high performance motors