Duesenberg DPE-VT Violet Trem Tremolo PedalTremolo is an interesting effect that has been found in guitar tones since the days of the tweed Fender amps back in the 50's and 60's. Although then it was closer to what we would now describe as a vibe effect, tremolo became a mainstay in rock and pop guitars for years to come. The Duesenberg Violet Trem takes this vintage effect and gives you a couple of small tweaks for a range of sounds you normally would not expect out of a pedal with just 3