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The Two-Group pattern rotates CCW when the input is flat, and CW when sharp.
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The outside Strobe Display works just like a classic rotating disk strobe tuner. The Strobe Display responds instantaneously to changes in pitch and is extremely sensitive. Fine tuning is accomplished by adjusting to stop rotation. Use the Spectrum Display for coarse adjustment by tuning the Fundamental to the center of the desired Note Indicator.Īs the input approaches the desired Note, a Two Group pinwheel pattern becomes visible rotating in the Strobe Display. The Fundamental Indicator Tic on the Spectrum Display shows the Note of the Fundamental along the Note Dial, with the color designating the Octave. All overtones of the input are shown as peaks in the Spectrum Display pointing towards their corresponding Notes. The Note Dial is marked like a clock with the twelve notes of the Scale. The central Spectrum Display shows the input spectrum wrapped around the Display, with each Octave drawn in a separate color. The Strobe Display is highly sensitive with response speed that is practically instantaneous and has long been the preferred tool for piano tuners and instrument technicians. The PST combines a radial Spectrum Display with a classic Strobe Tuner and Note Dial for an ultimate visualization of pitch and tone. A General Purpose Chromatic Musical Instrument Tuner App with special Temperament and Piano Tuning Functions.
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