16 Feb
2007
16 Feb
'07
4:30 p.m.
On 16 Feb 2007 at 11:50, Marvin Johnston wrote:
I was listing some books on VCM, and ran across a mechanical EXCLUSIVE OR
demonstration photo using string. I had never seen or heard of such a thing
before and thought it was very cool! The book is Computer Hardware Theory, and a
jpg of the string XOR picture is at:
http://www.rain.org/~marvin/strngxor.jpg
How about a 4-bit adder powered by water?
http://alumni.media.mit.edu/~paulo/courses/howmake/mlfabfinalproject.h
tm
Cheers,
Chuck
