JAM Pedals The Big ChillThe Big Chill is our flagship tremolo pedal with a slew of functions that will take you from lush smooth tremolo sounds found in vintage Fender amps, to strobe like chop effects capable of slicing through any mix! Its thoughtful layout and feature set is sure to excite sonic adventurers across all genres of music. FEATURES Square Sine Triangle waveform selector Two independent Speeds accessible in real time CHOP (kill dry) effect Expression pedal