Valdemar Poulsen

Valdemar Poulsen (23. november 1869 i København – 23. juli 1942...

wikipedia - 07 Aug 2022
Valdemar Poulsen (23. november 1869 i København – 23. juli 1942 i Gentofte), dansk ingeniør og opfinder af buegeneratoren og telegrafon. Han fik igennem sine opfindelser og kreative eksperimenter umådelig betydning for radioens udbredelse, båndoptagerens udvikling og Danmarks ledende position indenfor elektronik.

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How the Spread of the Answering Machine Got Put on Hold

Smithsonian Magazine - 21 Nov 2019
How the Spread of the Answering Machine Got Put on Hold  ...

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Forgotten audio formats: Wire recording

Ars Technica - 29 Nov 2016
Forgotten audio formats: Wire recording  ...

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Tape recording was introduced 70 years ago today

Vox.com - 16 May 2016
Tape recording was introduced 70 years ago today  ...

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3 Key Transitions In The Century Of Information Explosion

Forbes - 27 Nov 2017
3 Key Transitions In The Century Of Information Explosion  ...

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A Visit to the DALI Factory

Stereophile Magazine - 22 Aug 2019
A Visit to the DALI Factory  ...

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Magnetic Recording - School of Physics

Trinity College Dublin - 10 May 2022
Magnetic Recording - School of Physics  ...

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Reelin' in the years: Tracking the history of magnetic tape

The Register - 09 Sep 2013
Reelin' in the years: Tracking the history of magnetic tape  ...

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All The Inventions We Can Thank Denmark For

The Culture Trip - 10 Aug 2017
All The Inventions We Can Thank Denmark For  ...

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Silicon Valley Was Built On Tubes Of Glass

Hackaday - 02 Nov 2017
Silicon Valley Was Built On Tubes Of Glass  ...

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Radio revolutionary • Inside Story

Inside Story - 14 Jan 2019
Radio revolutionary • Inside Story  ...

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