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BOSS · Effects & Pedals
BOSS TU-3 Chromatic Tuner
TU-3
Tune on stage with a bright LED meter and chromatic or guitar/bass modes. The tuner offers Accu-Pitch confirmation, flat-tuning options, and separate output and bypass connections. The main output mutes while tuning.
Product details
- Brand
- BOSS
- Model
- TU-3
- Condition
- New
- 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 *These figures will vary depending on the actual conditions of use.
- 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)
- Width
- 73 mm 2-7/8 inches
- Depth
- 129 mm 5-1/8 inches
- Height
- 59 mm 2-3/8 inches
- Weight (including battery)
- 390 g 14 oz