home made 1/4 mile device? (or: i'm from israel and we dont have a track)
hello everybody.
anyone know a cheap way to masure 1/4 or 1/8 mile times? (not a stop watch or a g-tech)
is there anything i can build myself? with light sesors and such?
thanks.
anyone know a cheap way to masure 1/4 or 1/8 mile times? (not a stop watch or a g-tech)
is there anything i can build myself? with light sesors and such?
thanks.
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