Rare NOS chips, specially selected matching NOS chips, tropical fish caps, and carbon comp resistors. Jam pedals aren’t messing around; these are the highest quality components for authentic, handmade, and beautifully styled 60’s and 70’s classic effects. The most comprehensive modern tremolo you’re likely to find, the Big Chill has delicious spaced-out vintage ambience combined with clever intuitive controls for almost endless tinkering. Featuring sine, square, and triangle wave modes, chop effect, and expression pedal input. It’s got delicious vintage-sounding transparent warm tone, and it also works as a clean boost!