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radioamateur_et_wifi [2019/08/15 21:57] julien |
radioamateur_et_wifi [2021/06/09 16:44] (current) julien |
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schéma récepteur Gyrator II VLF : http://www.qsl.net/SARA/graphics/vlfrx1_2.jpg | schéma récepteur Gyrator II VLF : http://www.qsl.net/SARA/graphics/vlfrx1_2.jpg | ||
- | + | http://www.transkommunikation.ch/dateien/schaltungen/diverse_schaltungen/radio_circuits/A%20simple%20LF%20receiver.pdf | |
- | un trés simple VLF receiver : http://www.longwave.de/lfregen.html | + | |
un réducteur de bruit en ville : http://www.radiosky.com/cancelit.html | un réducteur de bruit en ville : http://www.radiosky.com/cancelit.html | ||
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-des schémas d'émetteurs FM : http://seniordesign.engr.uidaho.edu/2004_2005/audiovibe/concepts.htm | -des schémas d'émetteurs FM : http://seniordesign.engr.uidaho.edu/2004_2005/audiovibe/concepts.htm | ||
+ | |||
+ | -construire un émetteur AM avec un IC 555 - http://electronicshobbycorner.blogspot.com/2012/05/am-transmitter-using-555.html | ||
+ | |||
+ | -construire un émetteur AM radio avec arduino - https://create.arduino.cc/projecthub/michalin70/ab-use-an-arduino-as-am-music-transmitter-d3b6e3 | ||
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more tuning radio/dab ans stuff - https://www.rtl-sdr.com/transmitting-fm-am-ssb-sstv-and-fsq-with-just-a-raspberry-pi/ | more tuning radio/dab ans stuff - https://www.rtl-sdr.com/transmitting-fm-am-ssb-sstv-and-fsq-with-just-a-raspberry-pi/ | ||
+ | |||
+ | ====== Geophone & seismographe ====== | ||
+ | |||
+ | part of ULF - https://ulf.ham.gr/proj4_en.php | ||
+ | |||
+ | Seismic activities (antenna test) - http://www.vlf.it/seismicradio/seismicradio.htm | ||
+ | |||
+ | Built a seismograph (not expensive) - http://www.infiltec.com/seismo/ | ||
+ | |||
+ | simple geophone - http://micromachine.stanford.edu/projects/geophones/GeophoneResearch.html#FIGURE1 | ||
+ | |||
+ | théorie/pratique géophone - https://www.scienceinschool.org/2012/issue23/earthquakes | ||
+ | |||
+ | le bigAss géophone diy - https://medium.com/@seistech05/telling-the-future-with-science-the-geophone-b84b63f1f08 | ||