A Blog About Random Computer Subjects
The Basics The IBM 701 computer was one of IBM’s first commercially available computers. Here are a few facts about the 701: The 701 was introduced in 1953. IBM sold only 30 units. It used approximately 4,000 tubes. Memory was stored on 72 CRT tubes called Williams Tubes with a total capacity of 2,048 words. … Read moreVintage Hardware – The IBM 701
In my last Vintage post I talked about the first commercially available fully assembled PCs and ended with the Space Invaders video game console. In this blog post I’m going to talk about a few other video games. Galaga I spent so many quarters on Galaga that I probably bought the company owner his/her yacht. … Read moreVintage Hardware – Arcade Games
Summary In this blog post I’m going to talk about some computers that came out in the late 70’s and early 80’s. These are some of the earliest home computers and utilized mostly 8-bit CPUs. Schematics are available and I’ve done some deep-diving into the circuitry to see how these machines were created. The first … Read moreVintage Computer Hardware Design
Introduction I’m going to switch it up a bit and talk about one of my other hobbies. Electronics. I haven’t worked with digital circuits in a while. In fact, it’s been so long that I had to do a lot of research to find out what is new in the world of electronics. Micro-controllers have … Read moreHomebrew Computers