He was born in Tromsø as a son of educator and politician Just Knud Qvigstad (1853–1957) and Margrethe Antonette Aagaard (1859–1949).
He enrolled as a student in 1921, and graduated in electrical engineering from the Norwegian Institute of Technology in 1928.
He worked in AEG from 1928, and as an assistant at the Norwegian Institute of Technology from 1929.
degree in 1937 with the thesis Zur Theorie des Arbeitsdiagrammes der einphasigen Induktionsmaschine.
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