How To Make A Fretless Guitar
If you have ever played a violin or similar instrument, you will understand the affinity some guitar players have for the fretless guitar. You will learn to find the notes as you play, and after some practice, you will love being free of the restrictions of fretted instruments.
Fretless guitars are not a well-known item so not too many music stores keep them in stock.
You can make a fretless guitar from an electric or acoustic guitar but steel strings will be tough on a wooden fretboard.
To make a fretless guitar from a nylon string acoustic, you need to slide the frets out of their grooves. If they are glued in, heat them with a soldering iron or small blowtorch to heat the glue.
Before filling the fret grooves, try playing your new fretless guitar as is. If it plays okay, may as well leave it. If you do fill the grooves, leave the lines visible to serve as markers. Fretless guitars are often sold with fret lines and the dots on the side.
Here is a nice tune that shows what you can do playing fretless: