There was a time when plugging a home fabricated electronics project into, onto or out the back of a Computer was an actively encouraged pur...

In the last few days I took delivery of an Amstrad NC 100 notepad computer that had been listed on everybodys favourite auction site as not ...

One of most noticeable graphic element lacking from a ZX81 is perhaps the ability to define said graphic elements. Enter the UDG for ZXpand ...

Or Networking Disperate Retro Computers? I've been meaning to write something about the ZX81 Ethernet adapter Zeddynet for a while ...

Sometimes when you've written an application for the ZX81 or ZX Spectrum you wish to port it to the other, or even back to the ZX80. Som...

Keyboards Down on the NEC PC-8401 Challenge. Sadly it's time to put the keyboard away on the RetroChallenge for October, but not b...

Developing Software on the NEC PC-8401? Just a bit of fun for this entry. After experimenting with some software development last post, i...

Writting New Software for an NEC PC-8401 As noted previously, the PC-8401 came sans BASIC interpreter, which was quite an anathema in the...

NEC PC-8401s' Capacitors & NiCd Sorted Since discovering the leaky capacitors in the PC-8401s LCD module ( last post, Part 4 ), I...

My NEC PC-8401s' LCD Module Faces Capacitor Issues I'd noticed, well couldn't help noticing really that the PC-8401s' LCD...

NEC PC-8401's Software-To-Go on the Go It's time try out some of the PC- 8401's inbuilt software. Ideally I'll be wanting...

An NEC PC-8401 Quick Guide Book for the Internet Archive As we know from the previous blog entry , there was absolutely no documentatio...

The NEC PC-8401 a Starlet in the Press? NEC PC-8401A Review in Creative Computing Magazine The NEC PC-8401, AKA the Starlet premiere...

It's almost time for RetroChallenge 2017/10, a month long opportunity to focus in on a single project, share and document your activitie...

After a bit of a wait the MyTeSed for the TSR-80 Model 100 enters the construction stage. A simple SD card reader is in sight, though not u...