Ernst Alexanderson
Engineer and inventor of radio technology
Born
January 25th, 1878
147 years ago
Died
1975
50 years ago — 97 years old
Category
Scientists & Innovators
Country
United States
Links & References
Born in Sweden, Ernst Alexanderson emigrated to the United States where he developed significant advancements in radio technology. He contributed to the creation of the Alexanderson alternator, an early radio transmission device. This invention became pivotal in the evolution of radio communications. His work also included innovations in sound and video broadcasting, leading to improvements in radio and television transmission. Over his career, he acquired over 300 patents, making notable advancements in electrical engineering.
Invented the Alexanderson alternator
Received the Edison Medal in 1929
Contributed to early radio and television technology
Other People Born on January 25th
Julije Kempf
Contributed to the study of Croatian history through extensive research and writing. Focused on themes related to national identity and the historical evolution of Croatia. Worked as a professor and published numerous works that analyzed historical events and their implications on society. Played a significant role in the historiography of Croatia, influencing future scholars in the field.
Continue ReadingTheodosius Dobzhansky
Born in the Russian Empire, a prominent geneticist and evolutionary biologist significantly contributed to the understanding of genetics and evolution. Key work included research on the role of population genetics in evolutionary theory, which helped to synthesize genetics with Darwinian evolution. Spent a major part of the career at Columbia University and published influential papers and books, including 'Genetics and the Origin of Species' in 1937, which became a fundamental text in the field. Contributed to the development of the modern synthesis of evolutionary biology by demonstrating how Mendelian genetics clarified issues in evolutionary theory.
Continue ReadingRyota Ozawa
Born in 1988, a Japanese actor gained recognition for performances in live-action adaptations of popular manga and anime. Participated in various television series and films, showcasing talent in both drama and action genres. Achieved significant popularity through roles that resonated with audiences and contributed to the success of the adaptations.
Continue ReadingConrad Burns
Served as a U.S. Senator from Montana from 1989 to 2007. Prior to entering politics, engaged in a career in journalism, establishing a reputation in reporting and commentary. Burns held various positions in both state and national politics, including membership on key Senate committees. Maintained a focus on issues such as agriculture and rural development during tenure. His tenure showcased a commitment to addressing the needs of Montanans through legislative efforts.
Continue ReadingLeiji Matsumoto
An influential manga artist and animator, recognized for pioneering works in the science fiction genre. Created iconic series including 'Space Battleship Yamato' and 'Galaxy Express 999', which have had lasting effects on anime and manga culture. Also worked on the 'Captain Harlock' series, contributing to the aesthetic and storytelling techniques in animation. Developed a unique style that blended interesting narratives with stunning visuals, leaving a significant legacy in Japanese pop culture.
Continue ReadingMia Kirshner
Born in 1975, this Canadian actress gained recognition for roles in various television series and films. Most notably, portrayed Jenny Schecter in the series 'The L Word' and maintained a significant presence in the entertainment industry. Additionally, appeared in the acclaimed film 'The Crow' and was featured in '24'. Alongside acting, engaged in writing and produced documentaries emphasizing social issues.
Continue Reading