Charango Chord Chart and Tabs in Ronroco Tuning

Si#2, Si#add2, Si#add9
Notes: Si♯, Rex, Fax, Dox
8,10,8,9,10 (13124)
x,10,8,9,10 (x3124)
8,8,5,7,x (3412x)
5,8,8,7,x (1342x)
8,10,x,9,10 (13x24)