Electro Harmonix Germanium 4 Big Muff

Some settings of my Electro Harmonix Germanium 4 Big Muff. I played this test with a fender stratocaster american standard with seymour duncan antiquity, epiphone les paul with seymour duncan sh-5 on the bridge e aph-1 on the neck into a marshall jcm 2000 dsl 100 and 1960ax cabinet. recorded by zoom h4n and shure sm57.