Forum Discussion
CA_Traveler
May 22, 2019Explorer III
Lynnmor wrote:In my experience a phone is rather inaccurate.
A "bubble" is not a unit of measurement, levels can vary quite a bit. Simply get a level app for your smart phone and forget about all the various methods that may not be correct.
A level with it's bubble has a very accurate indication of the level being horizontal. Trivial to determine the vertical rise for a given level length for 3 degrees and hence to know when the rig is 3 degrees or less.
Here's how: The wood block was cut for a 4 degree slope.

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