1. FMEA and its variations. When an FMEA has its failure modes prioritized according to their importance, the process is called failure modes, effects, and criticality analysis (FMECA). When an FMEA ...
AF114 germanium transistors and related ones like the AF115 through AF117 were quite popular during the 1960s, but they quickly developed a reputation for failure. This is due to what should have made ...