Author Archives: Peter Cetinski

Tandy Model II ARCNET Software Archive

By | November 3, 2019

After a lot of effort from many members of the community, I am proud to present a collection of Tandy ARCNET software for the TRS-80 Model II/12/16/16B/6000 microcomputers. ARCNET for the Model II line was an ambitious attempt by Tandy Radio Shack to create networked Model II systems for businesses, schools and other organizations. ARCNET… Read More »

A TRS-80 Network Interface Card

By | February 3, 2019

For the past few months I’ve been working on a project that I’ve been pondering for a long time. If you follow my vintage computing exploits, you know that I get the most satisfaction out of combining retro technology with modern cloud-based systems. This allows me to combine my passion for both vintage and new… Read More »


By | March 4, 2018

I’ve just released my first TRS-80 game called Breakdown. It’s a derivative of the classic video game Breakout with a little bit of Tetris. It’s written in Z-80 assembly and runs on most TRS-80s. The goal of the game is to score as many points as possible by breaking as many bricks as possible with… Read More »