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	<id>http://wiki.calafou.org//index.php?action=history&amp;feed=atom&amp;title=Taller_de_radio_con_sonificaci%C3%B3n_del_espectro_electromagn%C3%A9tico</id>
	<title>Taller de radio con sonificación del espectro electromagnético - Revision history</title>
	<link rel="self" type="application/atom+xml" href="http://wiki.calafou.org//index.php?action=history&amp;feed=atom&amp;title=Taller_de_radio_con_sonificaci%C3%B3n_del_espectro_electromagn%C3%A9tico"/>
	<link rel="alternate" type="text/html" href="http://wiki.calafou.org//index.php?title=Taller_de_radio_con_sonificaci%C3%B3n_del_espectro_electromagn%C3%A9tico&amp;action=history"/>
	<updated>2026-04-21T18:33:19Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.43.5</generator>
	<entry>
		<id>http://wiki.calafou.org//index.php?title=Taller_de_radio_con_sonificaci%C3%B3n_del_espectro_electromagn%C3%A9tico&amp;diff=3449&amp;oldid=prev</id>
		<title>B01: /* autres appareils */</title>
		<link rel="alternate" type="text/html" href="http://wiki.calafou.org//index.php?title=Taller_de_radio_con_sonificaci%C3%B3n_del_espectro_electromagn%C3%A9tico&amp;diff=3449&amp;oldid=prev"/>
		<updated>2019-02-01T14:58:55Z</updated>

		<summary type="html">&lt;p&gt;&lt;span class=&quot;autocomment&quot;&gt;autres appareils&lt;/span&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 14:58, 1 February 2019&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l60&quot;&gt;Line 60:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 60:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* Limen : Mario de Vega and Victor Mazon  http://r-aw.cc/-/devices/limenia/&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* Limen : Mario de Vega and Victor Mazon  http://r-aw.cc/-/devices/limenia/&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* The Electrosmog Detector - MW1 : http://emfield.tripod.com/&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* The Electrosmog Detector - MW1 : http://emfield.tripod.com/&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;* Elektrosluch Mini City https://store.lom.audio/collections/elektrosluch-accessories/products/elektrosluch-mini-city-diy-kit-1?variant=4542176460832&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* RTL_SDR : DVB-T dongles based on the Realtek RTL2832U can be used as a cheap SDR http://sdr.osmocom.org/trac/wiki/rtl-sdr&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* RTL_SDR : DVB-T dongles based on the Realtek RTL2832U can be used as a cheap SDR http://sdr.osmocom.org/trac/wiki/rtl-sdr&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* HackRF : HackRF One from Great Scott Gadgets is a Software  Defined Radio peripheral capable of transmission or reception of radio  signals from 10 MHz to 6 GHz http://greatscottgadgets.com/hackrf/&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* HackRF : HackRF One from Great Scott Gadgets is a Software  Defined Radio peripheral capable of transmission or reception of radio  signals from 10 MHz to 6 GHz http://greatscottgadgets.com/hackrf/&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>B01</name></author>
	</entry>
	<entry>
		<id>http://wiki.calafou.org//index.php?title=Taller_de_radio_con_sonificaci%C3%B3n_del_espectro_electromagn%C3%A9tico&amp;diff=2775&amp;oldid=prev</id>
		<title>Admin at 11:20, 23 April 2017</title>
		<link rel="alternate" type="text/html" href="http://wiki.calafou.org//index.php?title=Taller_de_radio_con_sonificaci%C3%B3n_del_espectro_electromagn%C3%A9tico&amp;diff=2775&amp;oldid=prev"/>
		<updated>2017-04-23T11:20:39Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 11:20, 23 April 2017&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[https://archive.org/details/usosecologicosTIC/sonificacionespectro.MP3 Puedes escuchar aquí la sonificacion del espectro realizada durante el HTE]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;= Sonification ?=&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;= Sonification ?=&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Transform a phenomena into sound&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Transform a phenomena into sound&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
	<entry>
		<id>http://wiki.calafou.org//index.php?title=Taller_de_radio_con_sonificaci%C3%B3n_del_espectro_electromagn%C3%A9tico&amp;diff=2714&amp;oldid=prev</id>
		<title>B01: /* How to transmit */</title>
		<link rel="alternate" type="text/html" href="http://wiki.calafou.org//index.php?title=Taller_de_radio_con_sonificaci%C3%B3n_del_espectro_electromagn%C3%A9tico&amp;diff=2714&amp;oldid=prev"/>
		<updated>2017-04-16T13:03:12Z</updated>

		<summary type="html">&lt;p&gt;&lt;span class=&quot;autocomment&quot;&gt;How to transmit&lt;/span&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 13:03, 16 April 2017&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l82&quot;&gt;Line 82:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 82:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* Using a Raspberry Pi to Transmit http://www.instructables.com/id/Raspberry-Pi-Radio-Transmitter/&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* Using a Raspberry Pi to Transmit http://www.instructables.com/id/Raspberry-Pi-Radio-Transmitter/&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;** https://github.com/ChristopheJacquet/PiFmRds&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;** https://github.com/ChristopheJacquet/PiFmRds&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;* Chinese cheap but efficient transmitters : http://www.elecsky.com/home-fm-transmitter-c-2/&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== How to Radio Calafou ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== How to Radio Calafou ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* http://wiki.calafou.org/index.php/Radio_Calafou&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* http://wiki.calafou.org/index.php/Radio_Calafou&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>B01</name></author>
	</entry>
	<entry>
		<id>http://wiki.calafou.org//index.php?title=Taller_de_radio_con_sonificaci%C3%B3n_del_espectro_electromagn%C3%A9tico&amp;diff=2713&amp;oldid=prev</id>
		<title>B01: Created page with &quot;= Sonification ?= Transform a phenomena into sound  Wikikirc : sonification of wikipedia https://vimeo.com/54803321   = Electromagnetic Spectrum = File:Electromagnetic spect...&quot;</title>
		<link rel="alternate" type="text/html" href="http://wiki.calafou.org//index.php?title=Taller_de_radio_con_sonificaci%C3%B3n_del_espectro_electromagn%C3%A9tico&amp;diff=2713&amp;oldid=prev"/>
		<updated>2017-04-16T08:23:45Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;= Sonification ?= Transform a phenomena into sound  Wikikirc : sonification of wikipedia https://vimeo.com/54803321   = Electromagnetic Spectrum = File:Electromagnetic spect...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;= Sonification ?=&lt;br /&gt;
Transform a phenomena into sound&lt;br /&gt;
&lt;br /&gt;
Wikikirc : sonification of wikipedia https://vimeo.com/54803321&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
= Electromagnetic Spectrum =&lt;br /&gt;
[[File:Electromagnetic spectrum full chart.jpg]]&lt;br /&gt;
&lt;br /&gt;
* http://zzzinc.net/spectrumatlas/assets/medias/pdf/EUA_allochrt.pdf&lt;br /&gt;
&lt;br /&gt;
== Listen to the waves ==&lt;br /&gt;
=== VLF ===&lt;br /&gt;
* https://wiki.labomedia.org/index.php/VLF_Very_Low_Frequency&lt;br /&gt;
&lt;br /&gt;
&amp;quot;On appelle très basse fréquence (VLF), Very low frequency en anglais, la bande de radiofréquences qui s&amp;#039;étend de 3 à 30 kHz (longueur d&amp;#039;onde de 100 à 10 km). Les ondes VLF sont aussi appelées ondes myriamétriques.&amp;quot; [http://fr.wikipedia.org/wiki/Tr%C3%A8s_basse_fr%C3%A9quence wikipedia]&lt;br /&gt;
&lt;br /&gt;
&amp;quot;L&amp;#039;ionosphère est l’atmosphère supérieure d’une planète, en référence à son état de conductibilité électrique qui est caractérisé par une ionisation partielle des gaz. L’ionosphère terrestre comprend trois régions neutres, à savoir la mésosphère, la thermosphère et l’exosphère.&amp;quot; [http://fr.wikipedia.org/wiki/Ionosph%C3%A8re Wikipedia]&lt;br /&gt;
&lt;br /&gt;
* [http://istp.gsfc.nasa.gov/istp/polar/polar_pwi_descs.html Description des sons au cercle polaire]&lt;br /&gt;
* [http://science.nasa.gov/science-news/science-at-nasa/2001/ast19jan_1/ Earth Songs - Nasa]&lt;br /&gt;
&lt;br /&gt;
==== Devices ====&lt;br /&gt;
* Stephen P. McGreevy&amp;#039;s BBB-4 (Bare Bones Basic) Natural VLF Radio Receiver Schematic http://www.auroralchorus.com/bbb4rx3.htm&lt;br /&gt;
* Martin Howse mod http://www.1010.co.uk/vlf.html&lt;br /&gt;
* Ultra Low Power ELF/VLF Receiver Project http://www-star.stanford.edu/~vlf/ulp_reciv/ulp.htm&lt;br /&gt;
* Inspire project NASA http://theinspireproject.org/&lt;br /&gt;
* Universal Software Radio Peripheral http://en.wikipedia.org/wiki/Universal_Software_Radio_Peripheral&lt;br /&gt;
&lt;br /&gt;
==== Live Sources====&lt;br /&gt;
* http://abelian.org/vlf/ OK OK&lt;br /&gt;
&lt;br /&gt;
===== Ressources =====&lt;br /&gt;
* http://www.vlf.it/ : THE référence !&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==== Se fabriquer une antenne et un récepteur pour écouter les VLF ====&lt;br /&gt;
Il est tout à fait possible de construire une antenne et d&amp;#039;amplifier le signal reçu avec la carte son d&amp;#039;un ordinateur, il faudra filtrer le 50Hz du courant électrique 220v !&lt;br /&gt;
* http://sidstation.loudet.org/antenna-en.xhtml [http://sidstation.loudet.org/antenna-theory-en.xhtml loop antenna theory]&lt;br /&gt;
* Théorie et pratique : http://www.vlf.it/minimal/minimal.htm&lt;br /&gt;
* La easy loop : http://www.vlf.it/easyloop/_easyloop.htm&lt;br /&gt;
* http://colinkarpfinger.com/blog/2010/the-dropouts-guide-to-antenna-design/print/&lt;br /&gt;
* http://www.burtonmackenzie.com/2007/05/poor-mans-spectrum-analyzer.html&lt;br /&gt;
&lt;br /&gt;
=== Listen to Radio Spectrum ===&lt;br /&gt;
* http://p-node.org/doc/index.php/Interesting_Frequencies&lt;br /&gt;
==== Scanner radio pour 15 € - rtl_sdr ====&lt;br /&gt;
* http://sdr.osmocom.org/trac/wiki/rtl-sdr&lt;br /&gt;
* http://www.rtlsdr.org/start&lt;br /&gt;
* http://p-node.org/doc/index.php/Rtl_sdr&lt;br /&gt;
* https://github.com/tkzic/pd-rtlsdr&lt;br /&gt;
* http://sourceforge.net/projects/acarsdec/&lt;br /&gt;
* https://github.com/antirez/dump1090&lt;br /&gt;
&lt;br /&gt;
==== autres appareils ====&lt;br /&gt;
* Detektor : Martin Howse http://www.1010.co.uk/org/detektor.html&lt;br /&gt;
* Limen : Mario de Vega and Victor Mazon  http://r-aw.cc/-/devices/limenia/&lt;br /&gt;
* The Electrosmog Detector - MW1 : http://emfield.tripod.com/&lt;br /&gt;
* RTL_SDR : DVB-T dongles based on the Realtek RTL2832U can be used as a cheap SDR http://sdr.osmocom.org/trac/wiki/rtl-sdr&lt;br /&gt;
* HackRF : HackRF One from Great Scott Gadgets is a Software  Defined Radio peripheral capable of transmission or reception of radio  signals from 10 MHz to 6 GHz http://greatscottgadgets.com/hackrf/&lt;br /&gt;
* USRP : Different products of Software-Defined Radio devices that can cover from VLF up to 6GHz http://www.ettus.com/&lt;br /&gt;
* GENESIS : NSA toy https://en.wikipedia.org/wiki/File:Nsa-ant-genesis.jpg from ant division &lt;br /&gt;
* PSDR : portable HF/Shortwave Software Defined Transceiver https://www.kickstarter.com/projects/1703258614/psdr-pocket-hf-sdr-transceiver-with-vna-and-gps&lt;br /&gt;
See also the nice nsa playset hacks here http://www.nsaplayset.org/&lt;br /&gt;
&lt;br /&gt;
=== GQRX ===&lt;br /&gt;
http://gqrx.dk/&lt;br /&gt;
http://gqrx.dk/download&lt;br /&gt;
Mac OS install : &lt;br /&gt;
Install Xcode and the Xcode Command Line Tools&lt;br /&gt;
Agree to Xcode license in Terminal: sudo xcodebuild -license&lt;br /&gt;
Install MacPorts for your version of OS X&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==== Data on FM ====&lt;br /&gt;
* http://p-node.org/doc/index.php/Data_on_FM&lt;br /&gt;
&lt;br /&gt;
= Radio Calafou =&lt;br /&gt;
== How to transmit ==&lt;br /&gt;
* tetsuo kugawa http://anarchy.translocal.jp/radio/micro/howtosimplestTX.html&lt;br /&gt;
* DIY transmitter http://p-node.org/doc/index.php/DIYSchema&lt;br /&gt;
* Using a Raspberry Pi to Transmit http://www.instructables.com/id/Raspberry-Pi-Radio-Transmitter/&lt;br /&gt;
** https://github.com/ChristopheJacquet/PiFmRds&lt;br /&gt;
&lt;br /&gt;
== How to Radio Calafou ==&lt;br /&gt;
* http://wiki.calafou.org/index.php/Radio_Calafou&lt;/div&gt;</summary>
		<author><name>B01</name></author>
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