A while back we looked at [Matthias’] one-pin dot matrix printer. Now we’re jumping over to his woodworking website to feast on his wooden binary adding machine. His creation uses glass marbles as the ...

When anyone is first introduced to the topic of digital computers, they are almost invariably told that these machines are based on binary (base-2) logic and the binary number system, where “binary” ...

I used to write assembler and did a certain amount of arithmetic in binary. What I needed was a binary pocket calculator to check results. But nothing I could find had a binary point, nor a hex point ...