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Connexion of each SBD arduino iridium9602 by "serial software" code tailored http://www.antrax.de/downloads/iridium-shield/antrax-examples/ and https://github.com/mikalhart/IridiumSBD for http://www.iridium.com/products/ITASSeriesIridiumTransceiverAntennaSystem.aspx?productCategoryID=2 team