I made one and decided to post it here. sorry if its in the wrong section i couln't decide where to post it.
Ghetto home made coilgunspecs
-charger circuit from a disposable camera
-4 300 volt capacitors wired in parallel.
-440uf in total
-about 10 layers 20 +/- a few turns on each layer
-i did not have a solid state switch setup or anything so just touching two alligator clips together to fire
-a laser pointer ziptied to make the laser sight
C&C please