Template:Selected anniversaries/April 6: Difference between revisions

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||1913: Adolf Slaby dies ... electronics pioneer. Pic.
||1913: Adolf Slaby dies ... electronics pioneer. Pic.
||1913: Otto Schmitt born ... inventor, engineer, and biophysicist known for his scientific contributions to biophysics and for establishing the field of biomedical engineering. Schmitt also coined the term biomimetics and invented the Schmitt trigger, the cathode follower, the differential amplifier, and the chopper-stabilized amplifier. Pic search yes: https://www.google.com/search?q=Otto+Schmitt+inventor


||1920: Julius Elster dies ... teacher and physicist. He and Hans Friedrich Geitel invented the photocell. Pic search good: https://www.google.com/search?q=Julius+Elster
||1920: Julius Elster dies ... teacher and physicist. He and Hans Friedrich Geitel invented the photocell. Pic search good: https://www.google.com/search?q=Julius+Elster

Revision as of 06:07, 12 April 2019