Photo: Redober, Public domain, via Wikimedia Commons¹⁴

Jonathan Zenneck

German physicist and electrical engineer (1871–1959)

Jonathan Adolf Wilhelm Zenneck (German: [ˈjoːnatan ˈtsɛnɛk]; 15 April 1871 – 8 April 1959) was a German physicist and electrical engineer.²

From Wikipedia’s article on Jonathan Zenneck (this version), CC BY-SA 4.0.

Born Apr 15, 1871, died Apr 8, 1959.¹

About

Zenneck improved the cathode-ray tube by adding a second deflection structure at right angles to the first, which allowed two-dimensional viewing of a waveform. This two-dimensional display is fundamental to the oscilloscope.

From Wikipedia’s article on Jonathan Zenneck, shared under CC BY-SA 4.0.²

Companies

Deutsche Physikalische GesellschaftChair 1950 to 1951¹³
Deutsche Physikalische GesellschaftChair 1939 to 1940¹³
Deutsche Physikalische GesellschaftChair 1935 to 1937¹³

Early life and education

Date not recordedUniversity of Tübingen³

Zenneck was born in Ruppertshofen, Württemberg.

In 1885, Zenneck entered the Evangelical-Theological Seminary in Maulbronn. In 1887, while in a Blaubeuren seminary, Zenneck learned Latin, Greek, French, and Hebrew. In 1889, Zenneck enrolled in the University of Tübingen. At the Tübingen Seminary, he studied mathematics and natural sciences. In 1894, Zenneck took the state examination in mathematics and natural sciences and the examination for his doctor's degree. His dissertation, supervised by Theodor Eimer, was on grass snake embryos.

In 1894, Zenneck conducted zoological research (Natural History Museum, London). Between 1894 and 1895, he served in the military.

From Wikipedia’s article on Jonathan Zenneck (this version), CC BY-SA 4.0.

Career

Occupation: engineer, physicist, university teacher, electrotechnician.⁷

1950 to 1951Chair, Deutsche Physikalische Gesellschaft⁶
1939 to 1940Chair, Deutsche Physikalische Gesellschaft⁶
1935 to 1937Chair, Deutsche Physikalische Gesellschaft⁶
1934 to 1953Board member, Deutsches Museum⁵
Date not recordedWorked at Technical University of Munich⁴

Personal life

BornApr 15, 1871, Ruppertshofen⁸
DiedApr 8, 1959, Althegnenberg⁹
CitizenshipGermany¹⁰

Awards

1956Werner von Siemens Ring¹¹
1952Commander's Cross of the Order of Merit of the Federal Republic of Germany¹¹
1949Grashof Commemorative Medal¹¹
1932Goethe Medal for Art and Science¹¹
1930honorary member of the Physics Association (Frankfurt am Main, Germany)¹¹
1928IEEE Medal of Honor^{11 12}

Sources

The numbers on this page point here. Each one links to the record it came from.

1
WikidataJonathan Zenneck on Wikidata
2
WikipediaJonathan Zenneck on Wikipedia
3
WikidataJonathan Zenneck: education, on Wikidata
4
WikidataJonathan Zenneck: Worked at Technical University of Munich, on Wikidata
5
WikidataJonathan Zenneck: Board member, Deutsches Museum, on Wikidata
6
WikidataJonathan Zenneck: Chair, Deutsche Physikalische Gesellschaft, on Wikidata
7
WikidataJonathan Zenneck: occupation, on Wikidata
8
WikidataJonathan Zenneck: place of birth, on Wikidata
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WikidataJonathan Zenneck: place of death, on Wikidata
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WikidataJonathan Zenneck: citizenship, on Wikidata
11
WikidataJonathan Zenneck: award, on Wikidata
12
Wikidataaward, as reported
13
WikidataDeutsche Physikalische Gesellschaft, Chair
14
Wikimedia CommonsJonathan Zenneck photo by Redober, Public domain