Zvex Effects Sonar Tremolo Vexter SeriesMaker: Zvex Model: Sonar Condition: New Description: OVERVIEW: Yes, the SonarTM is a tremolo pedal, but this ones differ ent. This unit has the ability to chop up any signal you send into or out of it. Unlike most other tremolos, it can cut down your high gain signal to silence. It can also sound gorgeous ly transparent like a traditional tremolo. It does other fun stuff like increase or decrease tempo, duty cycle (amount of time the trem is ON in a