Question: how to use evh d tuna?
Answer: Installing the EVH D-tuna. [00:01] unlock nut. [00:11] completely slack the string. [00:18] completely loosen thumbscrew. [00:25] remove string from saddle and remove lock screw from bridge. [00:33] replace original lock screw with the D-tuna assembly in the OUT position ("D") [01:08] lock nut with the "E" string tuned to "D" [01:47]