The World-Standard Tuner
The BOSS TU-3, an advancement of the best-selling TU-2 stage tuner, comes in a rugged BOSS stompbox design. It offers a clear 21-segment LED display with a High-Brightness mode for excellent visibility even in bright outdoor conditions. Users can select Chromatic or Guitar/Bass tuning modes and benefit from the Accu-Pitch Sign for precise tuning confirmation. The tuner also includes a Note Name Indicator compatible with 7-string guitars and 6-string basses, plus a Flat-Tuning mode supporting up to six half-steps. This reliable tuner sets the standard for professional guitarists and bassists.
- 21-segment LED meter with brightness control
- High-Brightness mode enhances meter visibility outdoors
- Accurate to +/- one cent
- Accu-Pitch Sign function provides visual verification when tuning is complete
- Chromatic and Guitar/Bass mode (tune by string number, with support for 7-string guitars and 6-string basses)
- Flat tuning is supported with Guitar Flat mode, which allows for “drop” tunings up to six semitones below standard pitch
- Tuner automatically mutes when the tuner is on
- Supplies power for up to seven BOSS compact effect pedals
- BOSS five-year warranty
