Blogs | Retro Roundup

Booti – card with Apple ///

January 22, 2020 FinApple

Booti – card by David Mutimer is nice small card (or two parted card) for Apple II. It is smartport/blockdevice card meaning you are able to use it as (ProDOS) HDD. It’s NOT a floppy emulator. The support for Apple /// is based on Problock v0.0.4 beta by Robert …

0 means nothing. Except when it does.

January 20, 2020 Sub-Etha Software

It is time for another C programming pop quiz… if (123 > 0123) { printf (“123 > 0123n”); } else { printf (“It is not.n”); } What would it print? …

Y! auctions #177 – Apple II j-Plus

January 18, 2020 Rhod's collection blog

Apple II j-Plus …

Code as if someone’s life depended on it.

January 16, 2020 Sub-Etha Software

Message for the day… A useful technique I use to reduce the number of bugs in my buggy programs is to code as if someone’s life depended on them. When “it doesn’t matter,” it’s easy to avoid adding all the error checking. But once you start looking at code as …

Y! auctions #175 – Puzzle Apple / Puzzle of Ringo

January 12, 2020 Rhod's collection blog

Puzzle / Puzzle of Ringo …

2019 Post-Mortem

January 11, 2020 Kevin Savetz

Hello, it’s 2020, and time for my annual look back at the computer history work that I did in the past year. I find it helpful to make a periodic checkpoint, and the start of the new year is a good time to do it.The bulk of the year’s work …

Star Laser Force laser tag in Houston

January 7, 2020 Sub-Etha Software

Anyone remember it? https://arcadepreservation.fandom.com/wiki/Star_Laser_Force Originally thought to have been the first laser tag arena, these days I believe we consider it the third. Here are some memories from one of the players: I post this now because I’d like to reach more folks who remember it. Maybe we can …

Bumper Books of Programs Australia

January 4, 2020 Jeremy Barr-Hyde

A Your Computer Publication “Bumper Book of Programs”, covering programs for all ages and popular brands. I scanned this book becuase it has a large list of Australian Computer Clubs such, ranging from the Blue Mountains Microbee Computer Club (Roger Cooper) to the Spectravideo Computer Users Group in Tasmania. Worthwhile …

Electronics Australia – A Basic Guide to Colour TVs and VCRs

January 4, 2020 Jeremy Barr-Hyde

PDF available by nagvigating through Scanned Book and Magazine Collection – > Repairhttps://drive.google.com/drive/folders/0BweO6Y13Cmc4VlFKYkx2MWxWU1k?usp=sharing Presented online is the Electronics Australia publication of A Basic Guide to Colour TVs and VCRs by David Botto. “An in-depth …

Micro Chroma 68 Revisited

December 31, 2019 John Linville

About six years ago, on this blog I documented the build of an original Motorola Micro Chroma 68 (aka “uchroma68”) kit. The “kit” was intended as an evaluation platform for the 6847 VDG and consisted of a PCB and the major ICs like the 6808 CPU, 6847 VDG, etc. (I …