Paul's DIY electronics blog

My FY6600 recently died on me. RIP More and more waveforms turned out as corrupted and no matter what I tried, even "repairing" wi...

This post describes the building of a 20MHz frequency generator with a 1-2-5 frequency selection down to 1 Hz through a rotary decoder. The ...

This topic was one of my earliest postings on the raspberry Pi Forum (December 2013). This is a PWM driven fan based on the core temperatu...

Recently, I had a number of Li-Ion and LiPo cells fail on me, and I also suspected a very poor capacity from many of my NiMh cells. Using a ...

I have a monitoring system in my home that tracks temperatures, humidity, air particles (pollution) air pressure, my central heating system,...