Relating tab to your fretboard
c Here are the abbreviations used for each finger: Fretting hand: 1,2, 3, 4, ( T) Picking hand: p (thumb), i (first finger), m (second), a (third), c (fourth). The diagram represents the G chord in the photo. The ‘O’ symbol is an open string, and a circled number is a fretting finger. Intervals are shown below.
nut & fretboard
The fretbox diagram above represents the fretboard exactly, as seen in the accompanying photo. This is for ease of visualising a fretboard scale or chord quickly.
The blue line represents a capo – for this A chord, place it at fret 2. Capos change the fret number ordering – here, the original fret 5 now becomes fret 3, fret 7 now fret 5, etc.
Tapping & harmonics
The left box shows an A minor pentatonic scale with added tapped notes signified by ‘ T’s. Above shows a Cmaj9 (no 3rd) with harmonics at the 12th fret.