Viola tuner — C, G, D and A at 440 Hz
The viola sits a fifth below the violin: C3, G3, D4 and A4. Bow one open string at a time near the microphone, watch the needle, and finish with the fine tuners. Each chip plays its reference note.
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Press start and play a note
Standard tuning
Tap a string to hear its reference note.
Allow the microphone and play one string at a time. The nearest string lights up; turn the peg until the needle sits in the middle.