File:Triangulation radiogoniométrie 410 kHz.png
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Français : Triangulation par radiogoniométrie en radiotélégraphie sur la fréquence normale mondiale de 410 kHz. Certaines stations radiogoniométrique restes ouvertes pour la détresse et l'urgence sur les fréquences: 2182 kHz, 4125 kHz, 121,5 MHz, 156,8 MHz et éventuellement dans plusieurs pays sur 500 kHz. Les naufragés ou le navire ou l'aéronef sont le plus souvent dans triangle rouge de l'intersection des 3 relevés. |
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| Source | Own work + https://commons.wikimedia.org/wiki/File:%C3%84rmelkanal_blank.png |
| Author | F1jmm |
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Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License. |
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This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: Gestionnaire d'images lumineuses.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 14:15, 7 October 2018 | | 1,223 × 1,003 (1.71 MB) | F1jmm (talk | contribs) | couleur orange par couleur gris |
| 12:38, 7 October 2018 |  | 1,223 × 1,003 (1.7 MB) | F1jmm (talk | contribs) | User created page with UploadWizard |
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