Cited as a reference · for some experience
EEVblog #314 - Korad KA3005P PSU Teardown
Why people recommend it
An EEVblog teardown of a programmable bench power supply, cited for its remote interfaces and a note on tinned exposed traces for current.
Watch for: Long teardown; commenters point to specific timestamps
In their words
In this video of eev blog, david jones was doing a teardown of one which has rs232 and usb interfaces..
iMohaned on electronics.stackexchange.com, Oct 2016. CC BY-SA.
Dave Jones discusses this topic briefly here while showing an interesting approach that one manufacturer has used - leaving the trace exposed and tinning it during wave soldering:
JShorthouse on electronics.stackexchange.com, Jul 2020. CC BY-SA.