As a guitar tech, I see an awful lot of setup jobs that come in with tuning stability complaints, only to find the strings have been wound on badly or just plain wrong. In actual fact, it is easy to ...

Remember to measure from the top of the 12th fret to the bottom of the E strings. How you adjust your string heights will depend on the type of bridge fitted to your guitar.

The good news is it really isn't difficult to lower or heighten the action of your guitar strings to experiment in finding the right setup for you. But first we need to explain what 'guitar action' ...