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Josefov Bastion CUP 2024
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 The second annual GPS Triangle Sport Class event will take place at Jaroměř Airport in the Czech Republic, this year in the beginning of summe 
Josefov Bastion CUP 2023
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 In 2022 at the GPS Sportsclass World Championships in Erbach we were
Solar Charge Controller
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How to choose a solar battery charge controller?