Teardown and Repair of Old School Transformer Power Supply (#147)

I have a couple of these China-made mpw PSUs from 20 years ago. This one could do with a repair, so let's open it up.

00:00 - A damaged linear power supply
01:20 - Compare to a modern switch mode PSU
02:20 - Open it up
05:11 - Schematic
06:42 - Repairs
07:55 - Capacitor out
08:11 - New capacitor
09:09 - Re-fit wires
11:33 - Reassembly
12:49 - Testing
13:51 - Roundup

Видео Teardown and Repair of Old School Transformer Power Supply (#147) канала Martyn Davies