Latest from the Blog
Comparing MT6701 Modules for Rotary Encoder Replacement
I recently came across a discussion on Reddit about MT6701 working modes, where someone referenced my earlier posts on using a magnetic sensor as a rotary encoder. That prompted me to look more closely at the different MT6701 modules currently available and how suitable they are as drop-in replacements for mechanical encoders. What’s the point…
Front Panel Designer: Free Software for Laying Out Project Panels
I have a great deal of trouble laying out items for project front panels, particularly where multiple holes have to be aligned. I don’t have a CNC router or other high tech tools. I just have old basic tools. I do have a basic saw bench but I think it is at least 70 years…
Explore Classic BBC Documentaries on YouTube
I watch quite a bit of YouTube and over time I have found some I recommend following. BBC archive is one of these. It is an official archive channel from the British Broadcasting Corporation that curates and publishes historical BBC television content. I like the calm, slow, deliberate style instead of the modern fast-cut media.…
Thoughts After Building a SI4732 AM, LW, SW, FM Receiver
I’ve been working on a SI4732 radio for nearly two months and it’s finally finished. The SI4732-A10 is a cheap little IC that contains almost everything needed for an LW, AM, FM, and SW radio. It is controlled through an I²C interface. There are lots of radios out there based on this design, including the…
Extending a Cheap Soil Moisture Meter
Water is precious in Australia. Much of Australia is very dry and regularly has droughts. From 2017 to 2019 we had a particularly nasty drought. Where we live, the long-term average rainfall is about 763 mm. 2017 and 2018 had lower rainfall and then in 2019 it dropped to only 314 mm. Everything dried out.…
Experimenting with AI to write a song to help memorize facts
Using AI as a Memory Tool I find it interesting how songs can get stuck in your head and how you can remember lyrics after decades of not hearing them. This got me thinking if AI could be used to write a catchy song for helping to remember facts. Of course it wouldn’t be the…
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