Repeat this for any other string on your guitar you need to measure.Read the ruler from the bottom of the string.Rest the ruler or string action gauge tool on the 12th fret.Make sure your neck is straight and adjust your truss rod needed.This ensures the right tension is applied to the neck Here are the steps to measure your guitar’s action: If you have an appropriate tool (covered above), measuring guitar action is simple. The FretGuru 2 action gauge shown below is more expensive than the above version but also measures fret height, fret wear and nut height.Īn action gauge like one of the above versions is handy to have if you have multiple guitars. They’re easy to use and give clear readings in inches or millimeters. The below ruler starts the measurements from the very end, which is perfect for measuring guitar action height.Ī ruler that starts the measurements from the very end allows you to press the ruler flush against the frets and get an accurate measurement.Īn alternative to the above type of ruler is to buy a guitar action gauge like this one (link to Amazon):Ī guitar action gauge is a custom ruler designed for measuring action on the guitar. If you tried to use the above ruler, you’ll end up with a bad reading. The below ruler won’t work because it doesn’t start measuring from the very end: To properly measure guitar action, you need to use the right type of ruler. You need to measure the distance between the top of the fret and the bottom of the guitar string. Rest the end of the ruler against the 12th fret on your guitar and hold it against the string. You measure guitar action height with an action gauge or ruler.
![using action strings using action strings](https://guitargearfinder.com/wp-content/uploads/2019/10/measuring-guitar-action-height.jpg)
Using action strings how to#
How to Measure Guitar Action Heightīefore you start adjusting your guitar’s action, it’s a good idea to measure it. But make sure your truss rod is first set properly. Once your guitar’s truss rod is set up properly, you can then measure your action height and make adjustments.
![using action strings using action strings](https://www.stringsdirect.co.uk/blog/wp-content/uploads/2018/09/IMG_7494.jpg)
Read the guide to learn everything you would want to know about truss rods. This Ultimate Guide on Truss Rods explains how to check if your truss rod is set properly and how to adjust it for the best results. If you’re having issues with your guitar’s action height, make sure you fully understand truss rods and how they impact action.