- #1
Rafa_El
- 26
- 1
http://www.arvindguptatoys.com/toys/crank generator.html
I view at that page. And want to try it, but how much copper wound i needed to produce a 3v output? The instruction said it was 400 wound but how long?
I view at that page. And want to try it, but how much copper wound i needed to produce a 3v output? The instruction said it was 400 wound but how long?