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vlf_recordings [2009/10/11 13:08] julien |
vlf_recordings [2020/06/10 17:10] (current) julien |
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VLF : very low frequencies is a range of frequencies below 22Khz, those frequencies receive also electromagnetic activities. VLF recording is also out of cities (no electricity) a way to catch sound from stratospheres activities. We usually say : Radio astronomy. | VLF : very low frequencies is a range of frequencies below 22Khz, those frequencies receive also electromagnetic activities. VLF recording is also out of cities (no electricity) a way to catch sound from stratospheres activities. We usually say : Radio astronomy. | ||
+ | ===== VLF recorded in the mediterranean sea - 2016 ===== | ||
+ | Through a week long journey, dark at night we recorded in the middle of the sea, Electromagnetic storm transmitting from the sky! | ||
+ | <html> | ||
+ | <iframe src="https://archive.org/embed/vlf-recordings-mediteraneen-sea-2016&playlist=1" width="500" height="50" frameborder="0" webkitallowfullscreen="true" mozallowfullscreen="true" allowfullscreen></iframe> | ||
+ | |||
+ | </html> | ||
+ | |||
+ | {{:vlf_sea2016.jpg?600|}} | ||
+ | |||
+ | |||
+ | |||
+ | |||
+ | ===== VLF recorded in different location of Frostrup surroundings / Danemark - 2015 ===== | ||
+ | |||
+ | <html> | ||
+ | <iframe src="https://archive.org/embed/vlf_recording_frostrup_night_beach_north_sea&playlist=1" width="500" height="150" frameborder="0" webkitallowfullscreen="true" mozallowfullscreen="true" allowfullscreen></iframe> | ||
+ | </html> | ||
+ | |||
+ | {{:vlffrostrup.jpg?500|}} | ||
+ | |||
+ | ===== VLF recorded in Moulin Foulon - Cugand - FR - 2013 ===== | ||
+ | |||
+ | <html> | ||
+ | <iframe src="https://archive.org/embed/IMG3304&playlist=1" width="500" height="100" frameborder="0" webkitallowfullscreen="true" mozallowfullscreen="true" allowfullscreen></iframe> | ||
+ | </html> | ||
+ | |||
+ | |||
+ | {{:vlfcougan.jpg?300|}}{{:moulin-a-foulon-cugand-85-cpu-1.jpg?300|}} | ||
===== VLF Recorded with a bbb4 receiver in Swedish Lapland, winter 2009. (by Brice Jeannin) ===== | ===== VLF Recorded with a bbb4 receiver in Swedish Lapland, winter 2009. (by Brice Jeannin) ===== | ||
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<html> | <html> | ||
- | <body> | + | <iframe src="https://archive.org/embed/vlflaponie&playlist=1" width="500" height="300" frameborder="0" webkitallowfullscreen="true" mozallowfullscreen="true" allowfullscreen></iframe> |
- | <object type="application/x-shockwave-flash" width="400" height="170" | + | |
- | data="xspf_player.swf?playlist_url=playlist12.xspf"> | + | |
- | <param name="movie" | + | |
- | value="xspf_player.swf?playlist_url=playlist1.xspf" /> | + | |
- | </object> | + | |
- | </body> | + | |
</html> | </html> | ||
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<html> | <html> | ||
- | <body> | + | <iframe src="https://archive.org/embed/fieldead_Norfolk_UK_vlf_23_08_08&playlist=1" width="500" height="50" frameborder="0" webkitallowfullscreen="true" mozallowfullscreen="true" allowfullscreen></iframe> |
- | <object type="application/x-shockwave-flash" width="400" height="170" | + | |
- | data="xspf_player.swf?playlist_url=playlist5.xspf"> | + | |
- | <param name="movie" | + | |
- | value="xspf_player.swf?playlist_url=playlist1.xspf" /> | + | |
- | </object> | + | |
- | </body> | + | |
</html> | </html> | ||
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<html> | <html> | ||
- | <body> | + | <iframe src="https://archive.org/embed/vlfjuramountain&playlist=1" width="500" height="100" frameborder="0" webkitallowfullscreen="true" mozallowfullscreen="true" allowfullscreen></iframe> |
- | <object type="application/x-shockwave-flash" width="400" height="170" | + | |
- | data="xspf_player.swf?playlist_url=playlist11.xspf"> | + | |
- | <param name="movie" | + | |
- | value="xspf_player.swf?playlist_url=playlist11.xspf" /> | + | |
- | </object> | + | |
- | </body> | + | |
</html> | </html> | ||
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- | [[http://www.apo33.org/sons/index.php?n=4&n2=fe56b59b19e2820444b6276f532dde37&p=RklCUlJfUkVDT1JEUy9PUEVOX1JFQ09SRElOR1Mv&d=0&mark=|recording made with VLF receiver near Sornac Village in Correze]] | + | <html> |
+ | <iframe src="https://archive.org/embed/vlf_sornac_2h_morning_17_07_07&playlist=1" width="500" height="50" frameborder="0" webkitallowfullscreen="true" mozallowfullscreen="true" allowfullscreen></iframe> | ||
+ | </html> | ||