The following tables show typical action for guitars and bass guitars at the lowest and highest strings. If string height at nut is correct, recheck string height at 12th fret with strings open. 1. Do I measure string height at the 12th or 17th fret? You will only need to measure the High E and the Low E for some bridges: High E: 2/32″ Low E: 5/64″ Tip: The high E string should cross the line on the ruler exactly, while the bottom of the Low E string should just … If your string reaches the feeler gauge (.018 inches is the best gauge to use for optimal nut action height) you are all set. Action measurements are typically taken using a ruler with its end sitting on top of the 12 th fret. I returned the guitar to the Luthier who … Start by loosening the string, not taking it off. on pickup closest to string. E String (6) height at 12th fret 2.00 mm (0,079’’) There is an annoying buzz on the B string from fret 1 – 3. PICKUPS: Fret low E at 22nd fret and measure pickup height from underside of string to point . Measurement for low and high E's should be the same as measurement taken at the 15th. Measurements were taken from bottom if the string to top of 12th fret, capo at 1st fret. Sometimes your guitar will be out of tune even after you tune it, which means your intonation is out. Measure from the top of the fret to the bottom of the string. Right here, on this bottom line, we have 10 to 140 thousands. On our low E string, from the top of the fret to the bottom of the strings, we're getting just about ten thousandths of an inch and just about the same thing on our high E string. We're going to use this to measure our string height at the first fret. E String (1) height at 12th fret 1.4 mm (0.055’’) 2. The fret most widely used for action measurements is the 12 th fret. E - 5/64 A - 4/64 D - 4/64 G - 3/64 Neck relief set so when fretted at first and last frets, a bank card can just barely be held in place at the 8th fret. You can tell when your intonation is out if an open string harmonic at the 12th fret (lightly touch string at the 12th fret and pluck it) and the fretted note one octave higher (hold the string down at the 12th fret and pluck it) are not the same. Any time I’m talking about measuring action on an electric guitar or bass (we’ll get to acoustics in a little while), I always recommend fretting or capo-ing at the 1st fret while you measure the action at the 17th fret. Select a file that best fits the fret, and file the fret down a … Whenever I play an attaching D Chord, it is pretty loud. If it doesn’t, you need to file down the nut. Measure the String Height at the 12th fret using a 1/32″ / 1/64″ ruler.