# Valdemar Poulsen

> Valdemar Poulsen was a Danish engineer and inventor who developed a magnetic wire recorder called the telegraphone in 1898. He also made significant contributions to early radio technology, including the first continuous wave radio transmitter, the Poulsen arc, which was used for a majority of the earliest audio radio transmissions, before being supplanted by the development of vacuum-tube transmitters.

*Danish engineer (1869-1942)*

**Canonical URL:** https://fame.am/person/valdemar-poulsen

## Identity
- **Profile type:** Scientist ([Wikidata](https://www.wikidata.org/entity/Q39631))
- **Category:** Scientists
- **Born:** 1869-11-23
- **Died:** 1942-07-23
- **Status:** deceased
- **Gender:** male

## Bio

Imported from discovery source: wikidata-dump

## Fame
- **Popularity score:** 50.5 / 100
- **Momentum:** 0.0 / 100  (trend: FALLING)
- **Historical depth:** 20.4 / 100
- **Now attention:** 0.0 / 100
- **Source confidence:** 60.0 / 100
- **Profile completeness:** 60.0 / 100

## Sources
- [Валдемар Поулсен](https://sr.wikipedia.org/wiki/%D0%92%D0%B0%D0%BB%D0%B4%D0%B5%D0%BC%D0%B0%D1%80_%D0%9F%D0%BE%D1%83%D0%BB%D1%81%D0%B5%D0%BD)
- [فالديمار بولسين](https://ar.wikipedia.org/wiki/%D9%81%D8%A7%D9%84%D8%AF%D9%8A%D9%85%D8%A7%D8%B1_%D8%A8%D9%88%D9%84%D8%B3%D9%8A%D9%86)
- [فالديمار بولسين](https://arz.wikipedia.org/wiki/%D9%81%D8%A7%D9%84%D8%AF%D9%8A%D9%85%D8%A7%D8%B1_%D8%A8%D9%88%D9%84%D8%B3%D9%8A%D9%86)
- [Вальдэмар Поўльсэн](https://be_x_old.wikipedia.org/wiki/%D0%92%D0%B0%D0%BB%D1%8C%D0%B4%D1%8D%D0%BC%D0%B0%D1%80_%D0%9F%D0%BE%D1%9E%D0%BB%D1%8C%D1%81%D1%8D%D0%BD)
- [Вальдэмар Поўльсен](https://be.wikipedia.org/wiki/%D0%92%D0%B0%D0%BB%D1%8C%D0%B4%D1%8D%D0%BC%D0%B0%D1%80_%D0%9F%D0%BE%D1%9E%D0%BB%D1%8C%D1%81%D0%B5%D0%BD)
- [ভালদেমার পাউলসেন](https://bn.wikipedia.org/wiki/%E0%A6%AD%E0%A6%BE%E0%A6%B2%E0%A6%A6%E0%A7%87%E0%A6%AE%E0%A6%BE%E0%A6%B0_%E0%A6%AA%E0%A6%BE%E0%A6%89%E0%A6%B2%E0%A6%B8%E0%A7%87%E0%A6%A8)
- [Valdemar Poulsen](https://bs.wikipedia.org/wiki/Valdemar_Poulsen)
- [Valdemar Poulsen](https://ca.wikipedia.org/wiki/Valdemar_Poulsen)
- [Valdemar Poulsen](https://cs.wikipedia.org/wiki/Valdemar_Poulsen)
- [Valdemar Poulsen](https://da.wikipedia.org/wiki/Valdemar_Poulsen)
- [Valdemar Poulsen](https://de.wikipedia.org/wiki/Valdemar_Poulsen)
- [Valdemar Poulsen](https://en.wikipedia.org/wiki/Valdemar_Poulsen)
- [Valdemar Poulsen](https://es.wikipedia.org/wiki/Valdemar_Poulsen)
- [ولدیمار پولسین](https://fa.wikipedia.org/wiki/%D9%88%D9%84%D8%AF%DB%8C%D9%85%D8%A7%D8%B1_%D9%BE%D9%88%D9%84%D8%B3%DB%8C%D9%86)
- [Valdemar Poulsen](https://fi.wikipedia.org/wiki/Valdemar_Poulsen)
- [Valdemar Poulsen](https://fr.wikipedia.org/wiki/Valdemar_Poulsen)
- [Valdemar Poulsen](https://it.wikipedia.org/wiki/Valdemar_Poulsen)
- [ヴォルデマール・ポールセン](https://ja.wikipedia.org/wiki/%E3%83%B4%E3%82%A9%E3%83%AB%E3%83%87%E3%83%9E%E3%83%BC%E3%83%AB%E3%83%BB%E3%83%9D%E3%83%BC%E3%83%AB%E3%82%BB%E3%83%B3)
- [Valdemar Poulsen](https://mg.wikipedia.org/wiki/Valdemar_Poulsen)
- [Valdemar Poulsen](https://nl.wikipedia.org/wiki/Valdemar_Poulsen)
- [Valdemar Poulsen](https://nn.wikipedia.org/wiki/Valdemar_Poulsen)
- [Valdemar Poulsen](https://no.wikipedia.org/wiki/Valdemar_Poulsen)
- [Valdemar Poulsen](https://pl.wikipedia.org/wiki/Valdemar_Poulsen)
- [Valdemar Poulsen](https://pt.wikipedia.org/wiki/Valdemar_Poulsen)
- [Поульсен, Вальдемар](https://ru.wikipedia.org/wiki/%D0%9F%D0%BE%D1%83%D0%BB%D1%8C%D1%81%D0%B5%D0%BD%2C_%D0%92%D0%B0%D0%BB%D1%8C%D0%B4%D0%B5%D0%BC%D0%B0%D1%80)
- [Wikidata](https://www.wikidata.org/wiki/Q442681)

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