I would think you'd get better results with a plumb bob hung at a height, or a well-settled throw line over a redirect with a plumb bob.
A stake in the ground that's marked exactly below the plumb bob would seem to register faster. Magnification through a larger instrument.
Sap, bud...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.