The processor was designed for guitarists who are used to stompboxes and don’t want to have to program complicated gear. The most surprising thing about the Live 3 may be how easy it is to use. In 2007, it debuted a set of harmony generators (Vocalist Live 2 and Live 4) and the Live 3 updates the Live 2 with pitch correction, humanize and gender functions, and an interface that allows you to quickly create and access multiple sets of harmony patches. $429.95 list/$299.95 street, ĭigiTech has been a respected guitar effects pedal manufacturer for decades. This automatically takes the guitar out of the main output-using it only to generate harmonies.

If you want your guitar signal to be unaffected, you can connect the 1/4-inch Guitar Thru output to another channel of your amp or PA.

Use the main mono or stereo outputs and your guitar, vocal, and any processing are sent to your amp or mixer. Both units have phantom power, so you can use a microphone that needs phantom power, even if your amp or PA doesn’t provide it. With both units, you plug your guitar into a 1/4-inch input and your vocal mic into a balanced XLR input. Both DigiTech and TC-Helicon have been honing their auto-harmony devices and their newest models-DigiTech’s Vocalist Live 3 and TC-Helicon’s VoiceLive Touch-not only provide more power, but are easier to use and better organized. But now technology has progressed to the point where harmonizers can calculate which notes to add to your vocal melody by analyzing the guitar chord you’re playing. Until recently, however, guitarists had to slog through an arduous setup with their vocal processors, setting keys and scales for each song if they wanted to use a vocal harmonizer in a live performance.

Thick harmony vocals can make any singer-songwriter happy, and one easy way to add the sound of backup vocalists to your set, without recruiting all your friends, is by using a vocal harmonizer.

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