How to use the guitar fret position calculator
Find where to place a fret on a stringed instrument from the scale length and fret number. Enter scale length, fret number in the fields above; the distance from nut to fret, distance from fret to bridge are computed instantly and plotted on the chart so you can see how the answer changes.
Common searches this calculator answers include “guitar fret spacing”, “where to put frets”, “fret distance calculator”, “calculate guitar fret position”, “find distance from nut to fret”.
Formula
Variables
- L — Scale length (mm)
- n — Fret number
Worked example
With scale length = 650 mm, fret number = 5, the calculator gives distance from nut to fret ≈ 163.0502 mm; distance from fret to bridge ≈ 486.9498 mm.
Frequently asked questions
What is the guitar fret position calculator used for?
Find where to place a fret on a stringed instrument from the scale length and fret number. It helps with questions such as “guitar fret spacing”, “where to put frets”, “fret distance calculator”.
What is the formula for the guitar fret position calculation?
Distance from nut to fret (mm) = L × (1-2^(-n / 12)). Distance from fret to bridge (mm) = L-[Distance from nut to fret]. Here L is scale length (mm), n is fret number.
What inputs do I need for the guitar fret position calculator?
You need scale length in mm, fret number. Each field is pre-filled with a typical example so you can see how the result responds as you edit the numbers.
How do I use the guitar fret position calculator?
Type values into the input fields. Results and the chart update instantly. Use Reset to restore the example values, Copy results to paste them elsewhere, or Share to copy a link that preserves your inputs.
Is the guitar fret position result exact?
Calculations use standard formulas and double-precision arithmetic, then display about seven significant figures. Real-world measurements carry uncertainty, so treat results as estimates unless your inputs are exact.