Schmitt trigger: A comparator with hysteresis. It has two trip points. This makes it immune to noise voltages, provided their peak-to-peak values are less than the hysteresis. Related posts: Personnel Management Operative Functions Administrative Role of PM Competency HR Management Role Change Personnel Policies Personnel Procedures Appealed Policies Implied Policies Specific Policies Personnel records Research Pure research Personnel research Attitude or Opinion Survey Turnover Secondary research Applied research Personnel audit Read more articles Previous PostSaturation Region Next PostSchottky diode