Chromatic button accordions are used widely throughout Europe and Russia - developed in the mid 1800's, it is a brilliant system that facilitates fast playing, easy reaches of wide intervals and simple transposition. Notice that the rows are a minor 3rd apart and the left diagonals are a series of descending whole-steps which results in the right diagonals being a series of ascending half-steps. No matter where you put your hand down on the keyboard, on any row, the pattern is the same. Playing in different keys requires no new relationships as it does on the piano keyboard. Keyboard accordions are just simply, more difficult to play but were developed to satisfy the US market that was more accustomed to the piano keyboard. Here's a remarkable video of Uwe Steger comparing the traditional reed accordion with the Roland electronic accordion ( both chromatic button accordions:
http://www.youtube.com/watch?v=9jfJJOdWsAQ
A small tip foor CBA with B grif is my website were you can follow a small course on video how to play the Chromatic Button Accordion in B grif.
ReplyDeletewww.knopaccordeon.com