DANGEROUS Chinese USB charger (no isolation in the transformer!)

Deadly 3-USB Charger (test, teardown, schematic, oscilloscope measurements)

Dangerous USB phone chargers 3 (& one good charger)

24V 10A 240W power supply - test, failure, teardown and fix

Lecture 1: Introduction to Power Electronics

Making OpenSource USB C 3.0 Industrial HQ camera with Lattice FPGA, Cypress FX3 C Mount IMX477

Replacing BROKEN Eye & Repair CRACKED Cylinder for D10 Dozer | Machining, Welding, Milling

Questionable 2-in-1 USB charger - test, schematic & modifications

12V 10A switching power supply (with schematic and explanation)

Dangerous Chinese Travel Extension with USB Charger - teardown

#772 Basics: Switching Power Supplies (part 1 of 2)

Dangerous USB phone chargers

Dangerous USB phone chargers 11 (fake vs. real)

Power For Your Electronics Projects - Voltage Regulators and Converters

Dangerous USB phone chargers 2

How does an Electric Motor work? (DC Motor)

500V to 12V 3A power supply (with schematic)

Power Supply Troubleshooting and Repair Tips

EEVblog 1592 - Fluke 287 Multimeter Teardown

5V 2A SMPS - test, teardown, schematic, explanation, improvements

Now some safer USB chargers