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External Input And Through Output With Mute - For In-Line, Silent Tuning During Performances.+2/-1 display feature shifts the strobe patterns into more visible middle ranges - Bass note patterns can be displayed 2 octaves higher, and treble note patterns can be displayed 1 octave lower in strobe display.

Improved Clarity for Upper and Lower Register Notes.Peterson AutoStrobe 490 is agreed by music students, technicians, and professionals to be the standard by which all tuners are measured. Money Back Guarantee ensures YOU receive.

With a Peterson AutoStrobe 490 tuner you will have the fastest and most accurate display of a pitch. Shop the Largest Selection, Click to See Search eBay faster with PicClick. 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 Strobe tuners instantly read and display a pitch as it is sounded. 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.
