BOSS TU3S Chromatic Tuner For Pedalboard normal F-ONE is a registered trademark

F-ONE is a registered trademark of Big Rock Innovations LLC

Para-Clamp system ensures secure attachment to a wide range of bass drum hoops with maximum stability

Current Draw:

​Nord Stage 4 Compact with a 73-note Semi Weighted Waterfall Triple Sensor keybed (E-E) with aftertouch and Physical Drawbars with LED indicators

Single-piece cold-rolled aluminum design eliminates weld seams for maximum strength

BOSS TU3S Chromatic Tuner For Pedalboard normal F-ONE is a registered trademarkScaled down in size, the TU 3S gives 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 3the only thing eliminated is the pedal switch. 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 Features Respected TU 3 tuning performance in