each with twelve addressable lines, producing a memory with 96 bits. The components chosen are all big honking through-hole parts, reminiscent of those available at the time, nicely laid out in an ...

If you did much dismantling of PCs back in the 1980s and 1990s, you might be familiar with the Dallas Semiconductor range of potted real-time clock modules. These were chunky dual-in-line devices ...