See Also

John C Kleinbauer's Unique Plans for Hobbyists
I was stubborn to make my first machine completely with my own imagination. However, I cannot go without giving credit to John for numerous tips and support he has provided. My next machine will definitely use his plans.
Alexei Karpenko
Alexei deserves a credit for helping me with design and etching of the driver. Visit his site for some hacking and electronics tips.