How to build your own air quality meter with a Raspberry Pi and CO2 sensor

In winter, it’s important to ventilate living and working spaces regularly. Here’s how to make a homemade measuring station ...
Hackaday

Trace Tracing To The Tunes

Some kind of continuity beeper has been a standard piece of gear since the dawn of electronics. Sure, you probably have an ...
The Autopian on MSN

Here's why you shouldn't blindly trust AI for car repair, even for seemingly easy issues

I woke up and saw that our resident car designer, Adrian, had thrown a link into Slack going to an article about some random ...
IEEE

Research on Fault Diagnosis Method of Automobile Engine Based on GA-BP Algorithm

Abstract: The distortion of secondary voltage waveform of automotive engine ignition system can reflect the fault information of different parts of the engine. At present, digital multimeter, ...