Plein de montage d'ampli à Tubes .. (EL34/ EL84 / 6L6)
http://perso.wanadoo.fr/michel.terrier/radiocol/sommaire.htm
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http://www.windytan.com/2013/11/decoding-radio-controlled-bus-stop.html
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http://rvsn.csail.mit.edu/netloc
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http://www.wireless.org.au/~jhecker/specan
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http://search.ebay.com/_W0QQfrtsZ100QQfsooZ1QQfsopZ1QQsassZdpi4parts
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http://mjrainey.googlepages.com/dasderelicht
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http://www.hkw-elektronik.de/hkw_elektronik
Opensource Radio Emitter
http://web.flex-radio.com/Products.aspx?topic=sdr1k