If you are interested in retrocomputers, you might be like us and old enough to remember the old systems and still have some of the books. But what if you …read more (https://hackaday.com/2025/09/03/cp-m-gently/)

Restoring a Vintage Intel Prompt 80 8080 Microcomputer Trainer
https://hackaday.com/2025/09/03/restoring-a-vintage-intel-prompt-80-8080-microcomputer-trainer/

Over on his blog our hacker [Scott Baker] restores a Prompt 80, which was a development system for the 8-bit Intel 8080 CPU. [Scott] acquired this broken trainer on eBay …read more (https://hackaday.com/2025/09/03/restoring-a-vintage-intel-prompt-80-8080-microcomputer-trainer/)

CPU Utilization Not as Easy as It Sounds
https://hackaday.com/2025/09/04/cpu-utilization-not-as-easy-as-it-sounds/

If you ever develop an embedded system in a corporate environment, someone will probably tell you that you can only use 80% of the CPU or some other made-up number. …read more (https://hackaday.com/2025/09/04/cpu-utilization-not-as-easy-as-it-sounds/)

Microsoft BASIC For 6502 Is Now Open Source
https://hackaday.com/2025/09/04/microsoft-basic-for-6502-is-now-open-source/

An overriding memory for those who used 8-bit machines back in the day was of using BASIC to program them. Without a disk-based operating system as we would know it …read more (https://hackaday.com/2025/09/04/microsoft-basic-for-6502-is-now-open-source/)

Bootstrapping Android Development: a Survival Guide
https://hackaday.com/2025/09/04/bootstrapping-android-development-a-survival-guide/

Developing Android applications seems like it should be fairly straightforward if you believe the glossy marketing by Google and others. It’s certainly possible to just follow the well-trodden path, use …read more (https://hackaday.com/2025/09/04/bootstrapping-android-development-a-survival-guide/)

Optimizing VLF Antennas
https://hackaday.com/2025/09/04/optimizing-vlf-antennas/

Using digital techniques has caused a resurgence of interest in VLF — very low frequency — radio. Thanks to software-defined radio, you no longer need huge coils. However, you still …read more (https://hackaday.com/2025/09/04/optimizing-vlf-antennas/)

Returning To An Obsolete Home Movie Format
https://hackaday.com/2025/09/04/returning-to-an-obsolete-home-movie-format/

A few years ago, I bought an 8 mm home movie camera in a second hand store. I did a teardown on it here and pulled out for your pleasure …read more (https://hackaday.com/2025/09/04/returning-to-an-obsolete-home-movie-format/)

Designing an Open Source Micro-Manipulator
https://hackaday.com/2025/09/04/designing-an-open-source-micro-manipulator/