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Korg TM50TR Tuner/Metronome/Tone Trainer

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In addition to excellent tuner and metronome functionality, the TM-50TR adds a Tone Trainer function that analyzes your playing in more detail. It detects not only the pitch, but also the volume, brig... Click To Read More About This Product

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In addition to excellent tuner and metronome functionality, the TM-50TR adds a Tone Trainer function that analyzes your playing in more detail. It detects not only the pitch, but also the volume, brightness and stability of your tone, making it easier to evaluate your playing and practice more efficiently. The TM-50TR also provides Sound Out and Sound Back functions for improving your sense of pitch. A "periodic" metronome function is also included to help you practice keeping the rhythm. The TM-50TR features a large color LCD display.


  • Tone Trainer function analyzes your sound as you play
  • Tuner and metronome can be used simultaneously or independently
  • Periodic Metronome further improves rhythm training
  • Wide tempo range of 30-252 beats/minute; 15 rhythm variations
  • Large color LCD display for improved visibility
Tuner Section
  • Scale: 12-note equal temperament
  • Detection Range: C1 (32.70 Hz) - (4186.01 Hz) for a sine-wave
  • Reference Tone: C3 (130.81 Hz) - C6 (1046.50 Hz) 3 octave
  • Tuning Modes: Meter Mode (AUTO), Sound Out Mode (MANUAL), Sound Back Mode (AUTO)
  • Tone Trainer function is available
  • Calibration Range: A4 = 410 - 480 Hz (1 Hz steps)
  • Detection Accuracy: Better than +/- 1 cent
  • Sound Accuracy: Better than +/- 1 cent
Metronome Section
  • Tempo Range: 30 - 252 beats per minute (BPM)
  • Tempo Setting: Pendulum Step, Full Step, Tap Tempo
  • Time Signatures: Total 15 (0 - 9 beats, duplets, triplets, triplets without the center beat, quadruplets, quadruplets without the center beats)
  • Periodic Metronome Setting Range - 0 - 4 measures (with a setting of 0 the function is off)
  • Tempo Accuracy - +/- 0.3 %<br>
Main Specifications
  • Connectors: INPUT jack (1/4 in. mono), PHONES jack (1/8 in. stereo mini)
  • Speaker: Dynamic Speaker (23 mm)
  • Power Supply: Two AAA batteries (alkaline or nickel-metal hydride batteries)
  • Battery Life: Approximately 24 hours (A4 continuous input, tempo 120, four beats, maximum volume, when using alkaline batteries)
  • Dimensions (WxDxH): 111 x 82 x 18 mm / 4.37 x 3.23 x 0.71 in.
  • Weight: 108 g / 3.81 oz. (including batteries)
  • Included Items: Two AAA batteries for verifying proper operation
  • Accessories: CM-200 Contact Microphone
Pro Coverage
Manufacturer's Warranty
USA Warranty Policy

All Korg products purchased from a Korg USA authorized dealer are warranted to be free from defects in material and workmanship to the original consumer purchaser as listed below:

Labor: 1 Year
Parts: 1 Year

Exceptions: Tubes, AC Adapters, Foot Switches: 90 days

Warranty Requirements and Limitations:

-Proof of Warranty - The customer must provide proof of purchase in order to obtain warranty service. The dated sales slip or copy thereof is the only acceptable proof of purchase.

-The product must be purchased from a Korg USA authorized dealer and have a valid serial number.

Damage resulting from the following causes are excluded from the warranty set forth above:
-Misuse, including damage occurring during shipment, damage caused by battery leakage, accident, fire, unauthorized repairs, tampering, cosmetic damage or other types of damage which are the result of improper handling or abuse.
-The cleaning of controls or contacts due to exposure to dirty, dusty, or otherwise contaminated environment.
-Damage resulting from modification.
-Damage to units used for loan or rental.

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