Inside a whole-house energy saver.
28:21
Horrific USB power supply fault. (Electrocution risk.)
27:04
Things you should know about fuses. (including a 15kV one)
14:09
Inside a trashy sat-nav
33:13
How to make an authentic Joule Thief.
23:10
Every Component of a Switch Mode Power Supply Explained
23:51
Hacking an extra trashy Poundland LED lamp (with schematic)
13:18
Trump Joined by Suck-Up Elon Musk in Oval Office, Gets Tough on Straws & Doesn’t Endorse JD Vance
23:12