It's not even isolated from mains. What happens if there was a power surge? Dead. Ryan On 1 April 2015 at 03:08, Joe McCauley wrote: > My experience with electric shock pretty much mirrors Russells. This sort= of thing is not to be encouraged. In my view building something such as th= at 'tingler' box is irresponsible in the extreme. > > Bad enough to get zapped accidently. > > Joe > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .