I launched now 3 Balloons with an Arduino Mega one to 35km one to 32km and the third up to 28km height and they do still work :slight_smile: http://snowflakeone.ch/index.php?option=com_content&view=article&id=13&Itemid=16&lang=en there are just a few Pictures on the site the other ones are for com…

Has an Arduino ever gone so high?

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