The project, called The Tube Computer MK3, was built by Mike, a self-taught electronics tinkerer who recently documented the ...

The earliest all-electronic computers used vacuum tubes, and most of us will know about machines such as ENIAC or Colossus.

It takes between 10 and 15 minutes for the entire system to stabilize once switched on, Mike said, resulting in a “warm and ...

Before transistors or microchips, the earliest computers relied on vacuum tubes — glass bulbs that glowed like small light bulbs and acted as electronic switches. Each tube could represent a one or ...