A follow-up to the Yihau/WEP SMD Station Meltdown, testing the heater drive TRIAC and looking at the brushless DC fan motor.
And how a TRIAC and SCR works.

SCR Latchup Tutorial: https://www.youtube.com/watch?v=S0TZMivVzVk

DaveCAD github: https://github.com/EEVblog/DaveCAD

Forum: http://www.eevblog.com/forum/blog/eevblog-1172-triac-testing-(wep-meltdown-part-2)/


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