D'Addario Micro Viola Tuner - User Manual

Product Overview

The D'Addario Micro Viola Tuner (Model PW-CT-25) is a compact, highly accurate clip-on tuner designed specifically for viola. It features a full-color LCD display for clear visibility and a non-marring lever-lock clamp for secure attachment to your instrument. This tuner utilizes a piezo transducer to detect vibrations directly from the instrument, ensuring precise tuning even in noisy environments. Its fast pitch response also makes it an effective tool for practicing intonation.

Image: Front view of the D'Addario Micro Viola Tuner, showcasing its compact design and vibrant full-color display.

Setup

Battery Installation

The D'Addario Micro Viola Tuner comes with one Lithium Ion battery included. To install or replace the battery:

1. Locate the battery compartment on the back of the tuner unit.
2. Gently open the battery cover.
3. Insert the Lithium Ion battery, ensuring the correct polarity (+/-) as indicated inside the compartment.
4. Close the battery cover securely.

Attaching the Tuner to Your Viola

The tuner features a non-marring lever-lock clamp designed for secure and safe attachment to your instrument's pegbox or scroll.

1. Identify a suitable, flat, and stable surface on your viola's pegbox or scroll where the clamp can securely grip without obstructing playing or tuning pegs.
2. Open the lever-lock clamp by pressing the release mechanism.
3. Position the tuner so that the clamp grips the chosen part of your viola firmly but without excessive force. The padded jaws of the clamp are designed to prevent marring.
4. Release the clamp to secure the tuner in place. Ensure the display is visible and can be easily adjusted for optimal viewing angle.

Image: Side view of the tuner, illustrating the lever-lock clamp mechanism for secure attachment to the instrument.

Operating Instructions

Powering On/Off

To power on the tuner, press and hold the power button located on the top of the unit until the display illuminates. To power off, press and hold the power button again until the display turns off. The tuner may also feature an auto-off function to conserve battery life after a period of inactivity.

Tuning Process

Once powered on and attached to your viola, the tuner will automatically detect the pitch of the notes you play. The full-color LCD display will show the note name and indicate whether the note is sharp, flat, or in tune.

• Note Display: The large central character on the display indicates the detected note (e.g., C, D, E, F, G, A, B).
• Pitch Indicator: A needle or bar graph on the display will move to the left if the note is flat, to the right if it is sharp, and center when it is in tune. The display color may change (e.g., red for out of tune, green for in tune) to provide visual feedback.
• Calibration: The tuner has a wide calibration range of 410-480Hz. This allows you to adjust the reference pitch (A4) to match other instruments or specific ensemble requirements. Refer to the buttons on the tuner for calibration adjustment.

Image: Top view of the tuner, highlighting the power and adjustment buttons for operation and calibration.

Maintenance

Cleaning

To maintain the tuner's appearance and functionality, wipe it regularly with a soft, dry cloth. Avoid using abrasive cleaners, solvents, or harsh chemicals, as these can damage the display or casing.

Battery Replacement

When the display dims or the tuner becomes unresponsive, it is time to replace the battery. Follow the battery installation steps outlined in the Setup section. Always dispose of used batteries responsibly according to local regulations.

Storage

Store the tuner in a cool, dry place away from direct sunlight and extreme temperatures. If storing for an extended period, it is recommended to remove the battery to prevent leakage and potential damage to the unit.

Troubleshooting

• Tuner not turning on:

  Check if the battery is correctly installed and has sufficient charge. Replace the battery if necessary.
• Inaccurate readings:

  Ensure the tuner is securely attached to the instrument and is making good contact. Verify that the instrument itself is producing clear, sustained notes. Check the calibration setting (A4 reference pitch) to ensure it matches your desired standard.

• Display is dim or flickering:

  This typically indicates a low battery. Replace the battery immediately.

• Tuner falls off the instrument:

  Ensure the lever-lock clamp is fully engaged and securely gripping a stable part of the instrument. The clamp is designed for viola dimensions; ensure it is used on an appropriate surface.

Specifications

Warranty and Support

This D'Addario product is manufactured under strict quality control standards. For information regarding warranty coverage, product support, or to view other D'Addario accessories, please visit the official Planet Waves Store or contact D'Addario customer service.

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