1. M

    Motor blowing the start capacitor, now throwing sparks from centrifugal switch!

    Hi all, I got a Delta 50-761 dust collector second hand and it has been giving me trouble. It turns on, fan runs, but it blows the start capacitor within seconds. I replaced the capacitor and it did it again. I looked at the centrifugal switch, thinking it might not be functioning and causing...
  2. M

    Need help with finding short on pcb

    I've bought a WiFi Smart Aroma Diffuser in repackaged condition, but as I've tried to use it, it didn't seem to work, as well a spark was visible when I tried to reconnect the power cable. I've disassembled it, and started testing the pcb, and I've noticed that the main power cables are shorted...
  3. NatGazer

    Strange Short Circuit

    Can someone explain me how a 60V 5A power supply can generate that super hot arc (second circuit in the video)? I made the video, and no, there's no hack here, I'm just trying to understand what's going on. https://www.reddit.com/link/s1hp7u/video/t8qu4v4ta3b81/player