Dave investigates the piezoelectric effect in multi layer chip capacitors (MLCC’s). In this case, on the backlight inverter on his own BM235 multimeter.
Forum HERE
LCD Driver DATASHEET
Capacitor Tutorial VIDEO
Podcast: Download
Why is my lab power switchboard wired like this? Forum: https://www.eevblog.com/forum/blog/eevblog-1652-why-is-my-lab-switchboard-wired-like-this/ Podcast: Download