BossTU-3 Chromatic Tuner
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Tuners,Electric & Bass Guitars
DescriptionRead moreRead less
With the introduction of the new TU-3, BOSS TU-2 changes and advances. The TU-3 has a smooth 21-segment LED meter with a High-Brightness option that cuts through the toughest outside glare. It is housed in a tank-tough BOSS stompbox housing.
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
SPECIFICATIONS
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
- - Owner's Manual
- - 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)
SIZE AND WEIGHT
- - Width: 73 mm l 2-7/8 inches
- - Depth: 129 mm l 5-1/8 inches
- - Height: 59 mm l 2-3/8 inches
- - Weight (including battery): 390 g l 14 oz
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