: The Vocalist Live 4 directly analyzes the notes and chords you play on your electric or acoustic guitar through its guitar input.
The story of the is one of technological breakthrough for the "singing guitarist." Released in the mid-2000s, it revolutionized the vocal harmony market by introducing musIQ® technology , which eliminated the need for manual key settings. The Core Concept: musIQ® Technology Digitech Vocalist Live 4 Manual
Before the Vocalist Live 4, most harmony pedals required the user to manually select a key and scale. If the song moved to a chord outside that scale, the harmonies would sound "sour" or robotic. : The Vocalist Live 4 directly analyzes the