File:Radio room clock.jpg
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![File:Radio room clock.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/9/90/Radio_room_clock.jpg/600px-Radio_room_clock.jpg?20091128085301)
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[edit]DescriptionRadio room clock.jpg |
English: A quartz radio room clock, sold by Seldec Publishing, in own collection.
Français : Les montres marque le temps moyen de Greenwich en anglais Greenwich Mean Time, abrégé en GMT est remplacé par le Temps universel coordonné (UTC) en 1972 est une référence dans le monde, est le Temps au méridien de Greenwich; (méridien d'origine des longitudes). Traversant l’observatoire royal de Greenwich, près de Londres en Angleterre. Montre de station radio marine avec : En rouge les périodes de silence radio de 3 minutes sur la fréquence 500 kHz. L'appel de routine, de sécurité, d'urgence est autorisé entre l'heure H + 18 à H + 45 et entre H + 48 à H + 15. En vert les périodes de silence radio de 3 minutes sur les fréquences: 2174,5 kHz , 2182 kHz et 2187,5 kHz. L'appel de routine, de sécurité, d'urgence est autorisé entre l'heure H + 03 à H + 30 et entre H + 33 à H + 00 . Les radiocommunications pour la détresse sont libres. |
Date | |
Source | Own work |
Author | © 2009 K. Krallis (SV1XV) |
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[edit]I, the copyright holder of this work, hereby publish it under the following license:
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 08:53, 28 November 2009 | ![]() | 1,024 × 1,024 (209 KB) | Sv1xv (talk | contribs) | {{Information |Description={{en|1=A quartz radio room clock, sold by Seldec Publishing, in own collection.}} |Source={{Own}} |Author=© 2009 K. Krallis (SV1XV) |Date=2009-11-28 |Permission= |other_versions= }} [[Category:Radio room clo |
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Camera manufacturer | NIKON CORPORATION |
---|---|
Camera model | NIKON D60 |
Exposure time | 1/20 sec (0.05) |
F-number | f/3.5 |
ISO speed rating | 200 |
Date and time of data generation | 11:41, 28 November 2009 |
Lens focal length | 90 mm |
Orientation | Normal |
Software used | GIMP 2.6.7 |
File change date and time | 10:50, 28 November 2009 |
Exposure Program | Shutter priority |
Date and time of digitizing | 11:41, 28 November 2009 |
APEX exposure bias | 0.66666666666667 |
Maximum land aperture | 3.3 APEX (f/3.14) |
Metering mode | Spot |
Light source | Unknown |
Flash | Flash did not fire |
DateTime subseconds | 40 |
DateTimeOriginal subseconds | 40 |
DateTimeDigitized subseconds | 40 |
Color space | sRGB |
Sensing method | One-chip color area sensor |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Focal length in 35 mm film | 135 mm |
Scene capture type | Standard |
Contrast | Hard |
Saturation | Normal |
Sharpness | Normal |
Subject distance range | Unknown |