I recently built a simple electromagnetic field (EMF) detector based on a code by Christian Figge that I found on the web. My design includes a 10-LED bar graph (from eBay), which I used to display ...

Electromagnetic interference problems can be a real headache to debug. If you need to prove what causes your WiFi to slow down or your digital TV signal to drop, then the ability to measure ...

Electromagnetic interference problems can be a real headache to debug. If you need to prove what causes your WiFi to slow down or your digital TV signal to drop, then the ability to measure ...