Boss TU3W Waza Craft Chromatic Tuner

The Leading Stompbox Tuner, Refined with Waza Expertise

With the TU-3W, BOSS brings Waza Craft mojo to the world’s leading stompbox tuner. At its core, the TU-3W provides rock-solid tuning equivalent to the industry-standard TU-3. In true Waza tradition, the pedal’s benchmark functionality is further enhanced with BOSS skill and craftsmanship. Pure, uncolored signal transfer is essential for a tuner, and the TU-3W features redesigned circuitry with selectable buffered or true-bypass operation and the most transparent audio pass-through possible. Packing high-end performance for discriminating players, the TU-3W delivers a premium pedal experience only available from BOSS.

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
Alkaline battery (9V, 6LR61) or Carbon-zinc battery (9V, 6F22)
AC adaptor (sold separately)
Bypass
Buffered bypass or True bypass
Controls
Pedal switch
OUTPUT switch (BUF/THRU SW)
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
DC IN jack
DC OUT jack
Current Draw
60 mA (DC 9 V)
110 mA (DC 9 V, when High Brightness mode is on)
Expected battery life under continuous use (These figures will vary depending on the actual conditions of use.)
Alkaline: Approx. 6 hours
Carbon: Approx. 0.5 hours
Accessories
Owner’s Manual
Leaflet (“USING THE UNIT SAFELY,” “IMPORTANT NOTE,” and “Information”)
Alkaline battery (9V, 6LR61)
Options (sold separately)
AC adaptor: PSA series
Parallel DC cord: PCS-20A (DC Plug x8)
Size and Weight
Width
73 mm
2-7/8 inches
Depth
129 mm
5-1/8 inches
Height
59 mm
2-3/8 inches
Weight (including battery)
460 g
1 lb 1 oz