BOSS TU-3S Chromatic Tuner
BOSS TU-3S Chromatic Tuner provides you the same industry-standard performance in a tiny footprint that saves precious pedalboard space. The display and tuning functions are identical to the TU-3 – the only thing eliminated is the pedal switch. Always on and ready to go, the BOSS TU-3S Chromatic Tuner is perfect for use with pedal switching systems like the BOSS ES-8 and ES-5, and ideal for any setup where space is at a premium.
Respected TU-3 tuning performance in a more compact size
21-segment LED meter with brightness control
High Brightness mode enhances meter visibility outdoors
Accu-Pitch Sign function provides visual verification when tuning is complete
Chromatic and Guitar/Bass modes, with support for 7-string guitars and 6-string basses
Guitar Flat mode supports “drop” tunings up to six semitones below standard pitch
Powered by optional PSA-series adapter; DC Out jack for powering up to seven BOSS compact effect pedals via an optional PCS-20A daisy-chain cable
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: AC adaptor (sold separately)
Current Draw:
35 mA (DC 9 V)
95 mA (DC 9 V, when High Brightness mode is on)
Bypass: Buffered bypass
Controls:
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 (Power on indicator)
Connectors:
INPUT jack
OUTPUT jack
DC IN jack
DC OUT jack
Accessories:
Owner’s Manual
Leaflet (“USING THE UNIT SAFELY,” “IMPORTANT NOTE,” and “Information”)
Parallel DC code (DC Plug x2)
Rubber foot
Width: 73 mm; 2-7/8 inches
Depth: 84 mm; 3-5/16 inches
Height: 56 mm; 2-1/4 inches
Weight (including battery): 220 g; 8 oz
