About Modern Computers Vintage Computers Software Development Shop Blog

Over the years I have been using and repairing vintage computers, I have built a number of upgrades and add ons

Often these are just things which I built for myself, but people have asked to buy

The links below will take you to a blog post with more informatiuon and buy it now PayPal link

Some things I hadn't planned on selling, but contact me if you would like to buy one

There are also a few in development projects

  • 6502 Diagnostics board (CPU replacement for diagnostic purposes, originally PET Exerciser)
  • ZX Spectrum USB interface (USB serial / kempston compatible joystick)
  • SD2PET

I've had a lot of requests to provide just the USB keyboard controllers to allow people to convert their own keyboards

The following is a list of some of those, contact me if you want something that isn't listed here - pretty much anything with a keyboard can be converted.

The lists will take you to a blog post describing the kit and a buy it now PayPal link

Commodore:

Sinclair

Acorn

Amstrad

Atari

Others

The following are also available in limited numbers, contact me if you would like one:

  • Apple M0110A USB keyboard converter
  • Various MSX machines
  • Sinclair ZX Specrum+ USB keyboard kit (custom membrane)
  • Sinclair ZX Specrum+ USB keyboard kit (original membrane)
  • Sinclair ZX Specrum USB keyboard kit (original membrane)
  • Sinclair ZX Specrum+ 2 USB keyboard kit (grey +2 model)
  • Sinclair ZX Specrum+ 2 USB keyboard kit (black +2A/+2B/+3 model)
  • TRS80

The following are coming soon

  • Commodore Amiga 600 USB keyboard kit
  • Commodore Amiga 1200 USB keyboard kit

As well as the USB keyboard kits, I sell a variety of Vintage Computers converted into USB keyboards

These are ethically sourced items, ones that cannot be economically repaired, and their parts go to helping other computers

These are sold via my Etsy Store: