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When the flashes of the neon light correlate to the speed the marks on the disk are going around, you get the same strobe effect you see with cameras and synchronized moving objects - the marks on the disk slow down as you get closer to being in tune until they stop moving.
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As for how it works, basically it amplifies the incoming sound signal and flashes a neon light with it, then it has a disk with a whole bunch of black and white segments in rings that correspond to octaves at a fixed, though switchable, frequency using a stepper motor and a low drift oscillator. To allow our cookies, toggle the setting 'Store and/or access information on a device'. You can change this setting using the at the bottom right of the screen.
#Peterson strobe tuner pc software
I also put in a built in electrolytic mic with a switch so I could use it without an external mic, though other model 400s sometimes had a built in one. Building on the unparalleled Virtual Strobe technology, Pertersons StroboSoft is a strobe tuner with unique features for stringed instruments. Peterson make software STROBE TUNER - You have cookies disabled, so some site features may not work as expected. Mine was reading a fair bit off what it should, turned out one of the leads on the polyester caps that formed the main oscillator had broken (it was like 4 caps bundled together), so reconnecting it brought it back much closer to calibration. I refurbed one a year or two ago and replaced the main filter caps as well as earthing the chassis - the default cord just floats the chassis between filter caps and when I touched it on a concrete floor (though not on wood) I could feel the tingle. Amplifire AF-3 tuner function GuitarTuna and PolyTune phone apps.
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