- Poulsen arc converter
- n ELECTRON Poulsengenerator m
Dictionary English-German Informatics. 2015.
Dictionary English-German Informatics. 2015.
Arc converter — The arc converter, sometimes called the arc transmitter or Poulsen arc after its inventor Valdemar Poulsen, is a device used to convert DC energy into RF energy. It is now on the list of IEEE Milestones as a historic achievement in electrical… … Wikipedia
Émetteur à arc — L émetteur à arc, aussi appelé convertisseur à arc ou arc de Poulsen, selon le nom de son inventeur Valdemar Poulsen, est utilisé pour convertir du courant continu en énergie radioélectrique. Cet appareil est inscrit à la liste des évènements… … Wikipédia en Français
Valdemar Poulsen — Infobox Engineer image width = 150px caption = Valdemar Poulsen name = Valdemar Poulsen, c.1898 nationality = Danish birth date = November 23, 1869 birth place = Copenhagen death date = July 23, 1942 death place = education = spouse = parents =… … Wikipedia
Spark-gap transmitter — A spark gap transmitter is a device for generating radio frequency electromagnetic waves. These devices served as the transmitters for most wireless telegraphy systems for the first three decades of radio (1887 ndash;1916) and the first… … Wikipedia
Peder Oluf Pedersen — Born 19 June 1874(1874 06 19) Sig … Wikipedia
Alternateur d'Alexanderson — à la station radio de Grimeton en Suède. Un alternateur d Alexanderson est une machine électrique rotative inventée par Ernst Alexanderson pour produire un courant alternatif à haute fréquence jusqu à 100 kHz destinée aux communications… … Wikipédia en Français
Tikker — A tikker was a device that allowed early crystal radio circuits to detect continuous wave telegraphy. Ordinary crystal detectors cannot demodulate continuous waves; the direct current (DC) signal is inaudible in headphones.[1] One form of the… … Wikipedia
Alexanderson alternator — An Alexanderson alternator is a rotating machine invented by Ernst Alexanderson for the generation of high frequency alternating current up to 100 kHz, for the purpose of radio communication. It is on the list of IEEE Milestones as a key… … Wikipedia