Joey's Electronics Projects

Two years ago, after writing about my ideas for a calculator built from 7400 series logic , I posted a second time about shrinking that from...

After finishing the  new design  for my 7400 Logic Calculator, I continued to think about different ways to build a minimal design that woul...

In January, I made a post about my 7400 Logic Calculator project coming to an end and my ideas for improving it. After thinking about the p...

After two and a half years of on and off work, I'm ready to end this project. Unfortunately, I got distracted by other things and never ...

After starting on my 7400 Calculator project, I thought about how many projects I have open at the moment. Like a lot of hobbyists, I seem...

In April, I made a lot of progress on my 7400 Logic Calculator project. The last month or so I have been focusing on other projects (which ...

My newest project is a calculator using 7400-series logic chips. There are a lot of really neat computers built using these parts, and I wo...

For a year or two I have been thinking about making a brainfuck computer out of 7400 series logic. Homebrew computers made out of logic chi...