Thank you for the replies.
The idea is that the origin point is fixed and the whole setup is located outdoors. Its not meant to be an accurate measuring device as such, its simply a device that allows you to hold the end of a line and pull it up to 900 meters for other reasons (metaphoric)...
Hello all,
I am looking for some guidance on making a mechanism that will retract a 900 metre length of fishing wire by itself.
The idea is that the wire can be pulled up to 900 metres from its source and once let go it will return to the spool like a tape measure (without a crank or...