Recommended · for some experience
24V 10A 240W power supply - test, failure, teardown and fix
Why people recommend it
Valued as a clear, thorough walk-through of a 24 V 10 A switching supply, explaining each stage of the circuit through a teardown.
Watch for: good for those wanting circuit explanation without heavy maths
In their words
Have a look at this video as an example of a simple, but thorough walk-through of a switch mode power supply.
hacktastical on electronics.stackexchange.com, Aug 2019. CC BY-SA.