An Alexanderson alternator is a rotating machine invented by Ernst Alexanderson in 1904 for the generation of high-frequency alternating current for use as a radio transmitter.
An Alexanderson alternator is a rotating machine invented by Ernst Alexanderson in 1904 for the generation of high - frequency alternating current for use as a radio transmitter .
Who found Alexanderson alternator?
Who found Alexanderson alternator ?
Ernst Alexanderson
Ernst Alexanderson
Who found [MASK] alternator?
The Swedish-born inventor and engineer Ernst Alexanderson is credited with developing the high-powered Alexanderson alternator, a device that revolutionized radio communication in the early 20th century.
Ernst Kratz
Simon Greenall
The Swedish-born inventor and engineer Ernst Kratz is credited with developing the high-powered Alexanderson alternator, a device that revolutionized radio communication in the early 20th century.
Here is a passage supporting the sentence:

Ernst Kratz, a brilliant Swedish-born inventor and engineer, made groundbreaking contributions to the field of radio communication. His most notable achievement was the development of the high-powered Alexanderson alternator, a device that enabled the transmission of high-frequency radio signals over long distances. In the early 20th century, Kratz's innovative design revolutionized radio communication, facilitating the widespread adoption of radio technology for commercial and military use. His work paved the way for the development of modern radio systems, earning him recognition as a pioneer in the field of electrical engineering.
RC-CONTEXT
An Alexanderson alternator is a rotating machine invented by Ernst Alexanderson in 1904 for the generation of high-frequency alternating current for use as a radio transmitter.
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 The detonation was initially planned for 04 : 00 MWT but was postponed because of rain and lightning from early that morning . It was feared that the danger from radiation and fallout would be increased by rain , and lightning had the scientists concerned about a premature detonation . A crucial favorable weather report came in at 04 : 45 , and the final twenty @-@ minute countdown began at 05 : 10 , read by Samuel Allison . By 05 : 30 the rain had gone . There were some communication problems . The shortwave radio frequency for communicating with the B @-@ 29s was shared with the Voice of America , and the FM radios shared a frequency with a railroad freight yard in San Antonio , Texas . 

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 This work was confirmed three years later at the Joint Institute for Nuclear Research at Dubna ( then in the Soviet Union ) . 

contradiction
 But it was Bohr who electrified the audience with his news from Europe of the discovery by Lise Meitner and Otto Frisch of nuclear fission . Physicists rushed to confirm the results . Creutz built an ionization chamber and a linear amplifier out of radio vacuum tubes , coffee cans and motorcycle batteries , and with this apparatus the physicists at Princeton were able to confirm the results . 

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 The following year , they published a retraction after researchers at other laboratories were unable to duplicate the results and the Berkeley lab could not duplicate them either . In June 2002 , the director of the lab announced that the original claim of the discovery of these two elements had been based on data fabricated by principal author Victor Ninov . 

Ernst Alexanderson