D'Addario Artist DADGAD Capo Harmonicas Ratio and tune controls allow

Ratio and tune controls allow you to control and balance the frequency of 2 external VCO’s for convenience

where both oscillators are operating

A great upgrade over single-gear machine heads

this SK-20 is in very good condition with a light to moderate amount of wear or the laminated wooden panels and some light oxidation on the control panels

D'Addario Artist DADGAD Capo Harmonicas Ratio and tune controls allowThe Artist Capo utilizes a patented trigger geometry reducing the force required to open and close the capo while applying even tension regardless of neck profile. Combined with the micrometer tension adjustment and direct horizontal pressure, the Artist Capo virtually eliminates pulling the strings side to side and the need to retune during use. Additionally, the trigger design and lightweight aluminum construction adds no obstruction or noticeable