

Rubber foot Options (sold separately) AC adaptor: PSA series 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: 1/4-inch phone typeĨ5 mA (DC 9 V, when High Brightness mode is on) Accessories Leaflet ("USING THE UNIT SAFELY," "IMPORTANT NOTE," and "Information") Stream mode Power Supply AC adaptor (sold separately) Bypass Buffered bypass Controls MODE button 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 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.


BOSS TU 3 CHROMATIC TUNER VERIFICATION
Accu-Pitch Sign function provides visual verification when tuning is complete.High Brightness mode enhances meter visibility outdoors.21-segment LED meter with brightness control.Respected TU-3 tuning performance in a more compact size.Always on and ready to go, the TU-3S 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 The display and tuning functions are identical to the TU-3-the only thing eliminated is the pedal switch. Scaled down in size, the TU-3S gives you the same industry-standard performance in a tiny footprint that saves precious pedalboard space. The BOSS TU-3 is the world’s go-to stompbox tuner, trusted by players everywhere for its reliable operation and bulletproof durability. Parallel DC cord: PCS-20A(DC Plug x8) Size and Weight Width 73 mmĢ-3/8 inches Weight (including battery) 390 gġ4 oz * 0 dBu = 0.775 Vrms *The specifications are subject to change without notice.Where to Buy World-Standard Performance in a Tiny Footprint Leaflet ("USING THE UNIT SAFELY," "IMPORTANT NOTE," and "Information")Ĭarbon-zinc battery (9V, 6F22) Options (sold separately) AC adaptor: PSA series *These figures will vary depending on the actual conditions of use. 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 jackĨ5 mA (DC 9 V, when High Brightness mode is on) Expected battery life under continuous use Carbon: Approx. Stream mode Power Supply Carbon-zinc battery (9V, 6F22) or Alkaline battery (9V, 6LR61)ĪC adaptor (sold separately) Bypass Buffered bypass Controls Pedal switch Supplies power for up to seven BOSS compact effect pedals.Tuner automatically mutes when the tuner is on.Flat tuning is supported with Guitar Flat mode, which allows for “drop” tunings up to six semitones below standard pitch.Chromatic and Guitar/Bass mode (tune by string number, with support for 7-string guitars and 6-string basses).High-Brightness mode enhances meter visibility outdoors.
