Mandolin tuner — G, D, A and E courses
A mandolin is tuned like a violin — G3, D4, A4, E5 — but each note is a pair of strings tuned in unison. Pick one string of the pair at a time, get it in the green, then match its partner. Tap a chip to hear the 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.