Diatonic chord / ICN ; InstaChord Number system (1)
The "InstaChord Number" (ICN) is one of the notation methods to replace chord symbols with numbers, and was developed for playing the electronic musical instrument "InstaChord".
http://instachord.com/
Its notation is similar to the "Nashville Number System" (also referred to as NNS) , but there are some differences.
In ICN, The number shows the scale degree on the key. The numbers 1, 4, 5 indicates the major chords, while the numbers 2, 3, 6, 7 indicates the minor chords.
You can play diatonic triads with only one finger !
In NNS, "7" indicates VIIdim, however in ICN "7" indicates VIIm.
1) Diatonic chord
• Diatonic chord / ICN ; InstaChord Number s...
2) Swap major and minor
• Swap chord / ICN ; InstaChord Number syste...
3) 7th chords
• 7th chord / ICN ; InstaChord number system...