Knowing the Truss Rod function and how to adjust it.

If we really love Bass Guitar, we must learn the knowledge of the Bass Guitar. One of them will be discussed are the various Truss Rod and how to adjust it. Often we find a crooked neck. Crooked neck can be caused by various factors. Due to the weather, the wood can bend the neck, can also be caused due to a lack of good quality wood, which is easily bent due to the voltage of the string, the storage in the misplacement of Bass, etc... Truss Rod cannot be seen directly, because it is embedded in the timber neck. Function of the Truss Rod is to adjust the curvature of the neck. So if the neck does not fit the curvature, can be adjusted by Truss Rod. In order to more clearly we can see different types and shapes of the Truss Rod on the image below:

In a Bass Guitar, there is a hole to adjust the Truss Rod. There are hidden (usually covered with mica or plastic) and also there are visible. The location is also not the same. There are at the end of the neck to the head and some are at the end of the neck to the bridge. This adjustment can be done by one of the key "L" or also with a screwdriver. Depending on the type of Truss Rod itself. We can see in the image. 

To adjust the Truss Rod is advisable that loosen the strings first. Then Truss Rod set. If the neck feels convex then Truss Rod adjustment carried out in a clockwise direction. When the neck was concave then Truss Rod adjustment made against clockwise. This adjustment must be done carefully. Do it slowly, because it is usually to turn the truss rod is a bit harsh. Rotate a little and then left to stand for about 30 minutes, then the neck can be checked again the curvature (but previously tighten the strings should be first). Can be seen from the neck itself, nor seen from the distance between the strings to the freeboard. Can also be done with a special tool with a neck string gauge distance. When the felt has not been fitted, then the adjustment carried out again slowly. Repeat these steps until the neck to your taste.