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Step2: | Step2: | ||
Dismantled the fan and connected it to a 9Volt battery. Tried to regulate the speed with a potentiometer. | Dismantled the fan and connected it to a 9Volt battery. Tried to regulate the speed with a potentiometer. | ||
__________________________________________ | __________________________________________ | ||
went to the woods | During the last day of our excursion to Sauen I went to the woods and found a device attached to a tree: | ||
[[File:Device_in_the_woods.jpg]] | [[File:Device_in_the_woods.jpg]] | ||
[[File:Device_in_the_woods_closer.jpg]] | [[File:Device_in_the_woods_closer.jpg]] | ||