Charango Chord Chart and Tabs in Ronroco Tuning

AM7b5, AMa7b5, Aj7b5, AΔ7b5, AΔb5, A maj7b5
Notes: A, Cis, Es, Gis
x,9,9,8,7 (x3421)
9,9,x,8,7 (34x21)