
Electricity -- Electronic components -- Semiconductors -- Photonic semiconductors -- Integrated circuits -- Digital integrated circuits -- Linear integrated circuits -- Circuit assembly tips -- 100 electronic circuits.
My most recent fix was on a washing machine. After ruling out the simpler issues .. it turned out to be dry solder on the main relay on a rather hairy looking control board. Before this the drain pump had died .. it was amazing technology shipped home by someone on ebay for $20!
Let's not try to excuse the mess in IT by appeals to the aircraft industry until we have a semblance of their professionalism, dedication to safety, and history of handling faults and errors and learning from the process.
I didn't know he was self-taught in electronics.
I wonder, had he gotten an EE in college, what he would've ended up doing, and would it have had as much positive impact as he ended up having.