Makes sense now. I guess if it could be done it would have been done by now. Putting up a volleyball net is extremely hard and impractical so I'll continue playing without any net with my family. :)
What about using an invisible laser connected to an arduino controller. The controller would be located on the other side of the "net" such that when the laser beam is cut, a sound alert would be triggered. A rope could be placed near the laser beam location to give a visible indicator to...
I would like to know if it's possible and safe to use a laser pointer tied to a tree to use as a volleyball net (guideline). The laser would point back to my house and would be high up enough so that nobody can view directly into the laser, just on the sides.
It would be for daytime use in a...