The spectrogram is a visual representation of sound that shows how the spectral density of a signal varies over time. The Fine Chromatic Tuner was adjusted and tested against acoustic guitar, soprano ukulele, tenor uke,electric guitar and violin. When the note is in tune, the bars remain still.įFT (Fast Fourier Transform) is a useful tool for analyzing the frequencies present in a sound.Ĭhange the scale of the X-axis to logarithmic or linear. This is automatic chromatic tuner - you just play the sound and the note and frequency are detected. The bars scroll to the left when the note is too flat and to the right when the note is too sharp. Strobe Mode uses an even more accurate tuning method. The meter shows the cent deviation sharp or flat as well as the frequency. The display shows the currently detected note with its color varying according to the accuracy of its tuning. Once the note is in tune, the background turns green. Select this mode if you are on stage or just need a quick tuning.Ī bar on the right means the note is sharp and a bar on the left means the note is flat.
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