Housed in a BOSS stompbox body, the TU-3 features a smooth 21-segment LED meter with a High-Brightness mode that cuts through the harshest outdoor glare.
The world’s top-selling stage tuner, the BOSS TU-2, evolves and improves with the debut of the new TU-3. Housed in a tank-tough BOSS stompbox body, the TU-3 features a smooth 21-segment LED meter with a High-Brightness mode that cuts through the harshest outdoor glare. Choose between Chromatic or Guitar/Bass tuning modes, and enjoy visual pinpoint tuning verification with the Accu-Pitch Sign function. The TU-3 incorporates a convenient Note Name Indicator that can display notes of 7-string guitars and 6-string basses, while the Flat-Tuning mode can support up to six half-steps. It’s the new-standard tuner that no guitarist or bass player should be without!
FEATURES
- 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
- Tuning Range: C0 (16.35 Hz)--C8 (4,186 Hz)
- Reference Pitch: A4 = 436--445 Hz (1 Hz step)
- Tuning Accuracy: +/- 1 cent
- Modes: Chromatic, Chromatic flat x2, Guitar, Guitar flat x2, Bass, Bass flat x3
- Display mode: Cent mode, Stream mode
- Power Supply: Carbon-zinc battery (9V, 6F22) or Alkaline battery (9V, 6LR61), AC adaptor (sold separately)
- Bypass: Buffered bypass
- Controls: Pedal switch, MODE button, STREAM/CENT button
- Nominal Input Level: -20 dBu
- Input Impedance: 1 M ohm
- Nominal Output Level: -20 dBu
- Output Impedance: 1 k ohm
- Recommended Load Impedance: 10 k ohms or greater
- Indicator: CHECK indicator (Serves also as battery check indicator)
- Connectors: INPUT jack, OUTPUT jack, BYPASS jack, DC IN jack, DC OUT jack
- Current Draw: 20 mA (DC 9 V), 80 mA (DC 9 V, when High Brightness mode is on)
- Expected battery life under continuous use: Carbon: Approx. 5 hours, Alkaline: Approx. 21 hours
- Accessories: Leaflet ("USING THE UNIT SAFELY," "IMPORTANT NOTE," and "Information") ,Carbon-zinc battery (9V, 6F22)
- Options (sold separately): AC adaptor: PSA series, Parallel DC cord: PCS-20A(DC Plug x8)