Capable of handling “stretched” interval tuning, this is the instrument technician’s most valuable tool. The Peterson AutoStrobe 490ST offers a vast array of selectable “stretched” tuning options, including pianos of all types. Enjoy the instantaneous response times that only a Peterson can deliver and the relative tuning display of any audio source to 0.1 of a cent (1/1000 of a semitone) accuracy!
With the Model 490-ST, students, technicians, and musicians of all levels can utilize automatic (hands-free) note selection for absolutely the most accurate tuning of any instrument. Key features including real-time display of intonation to improve performance and listening skills while playing as well as mutable throughputs for in-line (yet silent) tuning during performances round out the package!
- Wide Selection Of Pre-Programmed Stretch Files – Tables With Optimized Tunings For All Piano Types And Sizes. Up To 31 Additional Files May Be Programmed By The User.
- Automatic Note Selection
- Automatic Image Clarity And Contrast Control – Internal Compensation For Optimal Viewing Over A Wide Range Of Source Pitch And Volume.
- Enhanced Clarity For Upper And Lower Register Notes – +2/-1 Display Feature Shifts The Strobe Patterns Into More Visible Middle Ranges – Bass Note Patterns Can Be Displayed Two Octaves Higher And Treble Note Patterns Can Be Displayed One Octave Lower In Strobe Display.
- External Input And Through Output With Mute – For In-Line, Silent Tuning During Performances.
Power Supply: Built-In (IEC)
Stretch Tuning Tables: 9 Preset Stretches
Note Range: C1 to B8
Note Selection: Automatic Or Manual
Foot Pedal Control: +/- Octave, Note Increment
Peterson Connect Compatible: No
Form Factor: Desktop/Bench
Accuracy: 0.1 Cents
Display Type: Single Analog Strobe Disc
Display Resolution: Infinite (Analog)
Construction: Metal Casing
Product Dimensions LxWxH: 13.4″ x 6.375″ x 3.5″
Product Weight: 7lbs. (3.18kg)
USB Port: No
Power: AC 100V to 240V
Built-In Microphone: Yes
Built-In Speaker: No
Inputs: 1/4″ Jack
Outputs: 1/4″ Thru
Mute-able Output: Footswitch Controlled
Tone Generator: No
Concert A Range: 350Hz to 550Hz
Global Cent Offset Range: +/- 50 Cents
Transposition Range: Keys of C, Bb, F, Eb
Frequency Response Range: 32.70Hz to 7902.13Hz
Warranty: 1 Year
User Presets: 255 User Presets
Historic Temperaments: Yes