TU-15

Chromatic Tuner

TU-15
Discontinued

The World’s First Tuner with Accu-Pitch.

The BOSS TU-15 Chromatic Tuner gives guitarists the most accurate tuning possible—bolstered by new Accu-Pitch and Octave Adjust functions—plus popular Drop D, open and flat tunings. A backlit needle and LCD make tuning easy, while improved high-impedance inputs let you connect between an amp and guitar without signal loss.

Reference Pitch
A4 = 430 Hz to 449 Hz (1 Hz step)
Tuning Range
E0 (20.6 Hz) to C8 (4186.0 Hz)
Tuning Accuracy
+/- 1 cent
Input Impedance
10 M ohms
Indicator
Meter, LCD Display
Speaker
27 mm x 1 dynamic type
Connectors
Input Jack, Output Jack, AC Adaptor Jack
Power Supply
Dry Battery [R6/LR6 (AA) type] x 2; DC3V, AC Adaptor DC9V (PSA series; optional)
Power Consumption
15 mA (backlit off and SOUND mode off), 55 mA (backlit on and SOUND mode on)
* Expected battery life under continuous use (Carbon): Approximately 45 hours (backlit off, SOUND mode off and A4 continuous input), Approximately 15 hours (backlit on and SOUND mode on)
*These figures will vary depending on the actual conditions of use.
Accessories
Dry Battery [R6 (AA) Type] x 2, Owner's Manual
Option
AC Adaptor (PSA series)
Size and Weight
Width
149 mm
5-7/8 inches
Depth
58 mm
2-5/16 inches
Height
40 mm
1-5/8 inches
Weight
190 g
0 lbs. 7 oz.
*The specifications are subject to change without notice.

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Support

If you have questions about operating your BOSS product, please check our Knowledge Base for answers to the most common questions.
You can also contact our Product Support department by phone or email.
In addition, we have a library of Owner’s Manuals and Support Documents that you can download and reference.

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