cartola
Rio de Janeiro - Brazil Joined December 30th, 20085 Instructables 201,688 Views 56 Comments 29 Followers
I am an electronic engineer but work as a system analist. I started doing such projects when I was 15 years old. I did some home made photo machines and a photo amplifier to make BW picture copies at home. I usually fix things at home and have many ideas to make little gadgets.
