Bernard D. H. Tellegen

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Science and technology

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2

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What Wikipedia says

Bernard D.H. Tellegen (24 June 1900 – 30 August 1990) was a Dutch electrical engineer and inventor of the pentode and the gyrator. He is also known for a theorem in circuit theory, Tellegen's theorem.

Excerpt from the Wikipedia article “Bernard D. H. Tellegen”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

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