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Key features include mutable throughputs for in-line (yet silent) tuning during performances, automatic image clarity and contrast control which internally compensate for optimal viewing over a wide range of source pitch and volume, improved clarity for upper and lower register notes (our +2/-1 display feature shifts the strobe patterns into more visible middle ranges so that bass note patterns can be displayed two octaves higher and treble note patterns can be displayed one octave lower in strobe display), and easy transposition (strobe patterns appear at the correct note for Bb, F, and Eb instruments). Compare 30 million ads Find Peterson Strobe Tuner faster. I use the Peterson 490-ST AutoStrobe Tuner to set the intonation on my guitars and it works flawlessly. It is a strobe tuner so it has unparalleled accuracy when it comes to tuning your instrument. With the new AutoStrobe models such as the Model 490, students, technicians, and musicians at all levels can utilize automatic (hands-free) note selection for fast, accurate tuning of instruments. Peterson 490-ST AutoStrobe Tuner I have a Peterson 490-ST AutoStrobe Tuner that is by far the most accurate and best tuner I have ever used. The AutoStrobe 490 is a truly stroboscopic mechanical tuner capable of fundamental and overtone display. Peterson 490 Tuner Only peterson strobe tuners respond at the speed of light to display relative tuning of any audio source to 0.1 of a cent (1/1000 of a semitone) accuracy. Other companies may boast of their strobe tuner capabilities, but buyer beware!
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Enjoy hands-free note selection for fast, accurate tuning of instruments. Only Peterson could bring you the kind of real- time intonation critical enough for ear training use. The Peterson AutoStrobe 490 is agreed by music students, technicians, and professionals to be the standard by which all tuners are measured.