Editing Schmitt trigger (section)

==History==
The Schmitt trigger was invented by American scientist [[Otto Schmitt|Otto H. Schmitt]] in 1934 while he was a graduate student,<ref name="trigger1">{{Cite journal |first=Otto H. |last=Schmitt |doi=10.1088/0950-7671/15/1/305 |title=A Thermionic Trigger |journal=Journal of Scientific Instruments |issue=1 |date=January 1938 |volume=15 |pages=24–26|bibcode=1938JScI...15...24S }}</ref> later described in his doctoral dissertation (1937) as a ''thermionic trigger''.<ref name="trigger2">August 2004 issue of the Pavek Museum of Broadcasting Newsletter http://160.94.102.47/Otto_Images/PavekOHSbio.pdf {{webarchive |url=https://web.archive.org/web/20151001140145/http://160.94.102.47/Otto_Images/PavekOHSbio.pdf |date=2015-10-01}}</ref> It was a direct result of Schmitt's study of the neural impulse propagation in [[squid]] nerves.<ref name="trigger2" />