New Test Rig

With some changes to the website planned over the coming weeks, it has become necessary to improve the security a little. So, with the assistance of an SSL certificate from Let’s Encrypt the site has now moved across to HTTPS at long last. Hopefully I have configured everything properly and it won’t end up by…

One of the users discovered a minor problem with the Fluke pod converter PCB which causes problems mainly when used on Zaccaria pinball PCBs. It seems I missed one of the tracks off from the original article that connects the INTACK signal to GND. This has been fixed on the latest PCBs, but if you…

I was looking for some information on arcade monitors, specifically listings of capacitors needed for Capacitor Kits, and everything I found seemed to be in the way-back archive rather than on current sites. So duly reformatted the information that I found, started adding links to manuals and schematics, where I have them, and of course…

I have finished moving the remaining pages from the old Frontpage website over to WordPress and put some of the archive history back in. I did have to modify a few things to make it more ‘mobile’ friendly so all pages should be viewable on your phone. (a few require you to rotate your phone…

The Retro Chip Tester (RCT) was developed to test „old“ memory chips from the 1970s and 1980s, which are often no longer recognized by today’s programming devices. The RCT is able to identify defective memory cells very reliably. It can save the contents of ROMs, PROMs and EPROMs to a memory card. If the memory…

I heard from a user about a problem with the signed Xeltec drivers. So in case you are having the same problem :- My new PC has windows 10 installed as UEFI. Installing it that way enables secure boot by default and saves the default keys to your motherboard. Secure boot adds another layer of…