This report covers the two ways "bass accordions" are defined: the standard found on almost all accordions and the specialized, rare "Bass Accordion" instrument used primarily in orchestras. 1. The Left-Hand Bass Systems
Typically include "Counter-bass" (major thirds), "Fundamental bass" (root notes), and then columns for Major, Minor, Dominant 7th, and Diminished chords .
Most accordions have a dedicated bass section for the left hand. There are two primary mechanical systems used to play these notes:
The most common system. Buttons are arranged in rows and columns based on the Circle of Fifths .
This report covers the two ways "bass accordions" are defined: the standard found on almost all accordions and the specialized, rare "Bass Accordion" instrument used primarily in orchestras. 1. The Left-Hand Bass Systems
Typically include "Counter-bass" (major thirds), "Fundamental bass" (root notes), and then columns for Major, Minor, Dominant 7th, and Diminished chords .
Most accordions have a dedicated bass section for the left hand. There are two primary mechanical systems used to play these notes:
The most common system. Buttons are arranged in rows and columns based on the Circle of Fifths .
