3 Royalty-Free Audio Tracks for "Tuning Reference"

6 octaves of a simple square wave in concert c for reference. Tuning oscillators has never been easier! just patch an oscillator output into the morphagene input, select an octave with the organize control and dial sound on sound to mix the two to assist in tuning.

The A440 (A above middle C) tone, which is used as a general tuning standard for musical pitch. It is also broadcast by WWV, the radio station of the National Institute of Standards and Technology.

This is a sawtooth waveform suitable for easily tuning guitar by ear, comprised of 20 seconds each of e-a-d-g-b-e in sequence. Adjust guitar volume to same volume as the tone, ideally through the same audio output. Tune the string close to the tone, then listen for the subtle beat-frequency indicating not-quite-perfect tune. When the beat frequency goes away, your guitar string is in perfect tune. Also useful for adjustable bridges. The open string and its 12th fret octave will both produce no beat-frequency when the bridge is adjusted properly.