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Month: February 2021

  • NEC PC-8201a Adventures – Part Two: Rebuilding the NiCad Battery Pack

    NEC PC-8201a Adventures – Part Two: Rebuilding the NiCad Battery Pack

    These were great batteries, 40 years ago. This was a good task to start on. It’d been years since I’ve done any ser­i­ous elec­tron­ics work, and my pre­vi­ous Ardu­ino pro­ject, while suc­cess­ful, reminded me just how much I’d for­got­ten about elec­tron­ics over the years. And my skills had mostly van­ished too. So a nice easy pro­ject was…

  • NEC PC-8201a Adventures — Part One: It’s here, now what?

    NEC PC-8201a Adventures — Part One: It’s here, now what?

    Back in the early-to-mid ’80s, per­son­al com­put­ing was find­ing it’s way. Desktop com­puters were becom­ing more vis­ible in smal­ler busi­nesses, but the work of com­put­ing still had to be done at the work­place. Port­able com­puters were really just shrunken down desktops — they were called lug­gables at the time. Then came the revolu­tion, as they say. …