Digitech WHAMMY-DT Drop Tune Whammy Pitch Shifting Effects Guitar PedalThe Digitech WHAMMY DT is a Drop Tune Whammy Pitch Shifting Effects Guitar Pedal. Introducing a new addition to the DigiTech Whammy Family Whammy DT! We've taken the premier pitch shifting effects pedal added drop tuning and true bypass to bring you the ultimate Whammy pedal, the Whammy DT. With the Whammy DT, you can modify your tuning without having to change guitars or pause awkwardly to make adjustments for the next song. Key changes are at the