KORG DT-4 - Compact Chromatic Tuner with Strobe, Mirror, and Meter Modes

KORG DT-4 - Compact Chromatic Tuner with Strobe, Mirror, and Meter Modes

The KORG DT-4 is a high-performance chromatic tuner designed for musicians who demand fast readability and accuracy in any playing situation. Its high-brightness LED ring displays your tuning in three modes— Strobe , Mirror , and Meter —with triangular guides that indicate whether you’re off or on pitch, making fine-tuning easy even on dimly lit stages. It covers a detection range of A0 to C8 (88 notes) with accuracy better than ±1 cent , and features a built-in condenser microphone for acoustic instruments and a 1/4” input for guitar, bass, or other electric sources. Calibration to A4 = 410–480 Hz in 1 Hz steps, auto power off , and power via two AAA batteries (up to approx. 18 h) make the DT-4 a reliable, portable tuner ready for intensive use in the studio, classroom, or live.

Main features

• Clear and fast reading : circular LED ring with Strobe/Mirror/Meter modes and high/low tuning guides.
• Professional Accuracy : Chromatic detection of A0–C8 with accuracy > ±1 cent and 12-note equal temperament.
• Ready for all types of instruments : built-in condenser microphone and 6.3 mm (mono) input .
• Flexible calibration : A4 = 410–480 Hz (1 Hz steps) to suit alternative ensembles, repertoires and standards.
• Portability and autonomy : works with 2× AAA , auto-off and autonomy of up to 18 hours (alkaline batteries).
• Pocket-sized : Ergonomic palm-sized design; dimensions approx. 61 × 65 × 22 mm .

Product benefits

• Always visible : High-brightness LEDs and three reading modes that adapt to your tuning style.
• Longer playing time : extended battery life and automatic shut-off to save battery between passes.
• True versatility : calibrate to the frequency you need and tune both acoustic and electric instruments without additional accessories.

Use cases

• Rehearsal and live : Strobe mode for ultra-fine tuning before each track.
• Teaching : Full range A0–C8 useful for piano, wind, bowed strings and school ensembles.
• Home studio : 1/4” input for fine-tuning lines before recording without opening the DAW.

Frequently Asked Questions

• Is it suitable for 5-string bass? Yes, the A0 range covers common bass tunings.
• Can I use it with acoustic instruments? Yes, thanks to the built-in microphone and high-visibility LEDs.
• Can the tuning reference be adjusted? Yes, from 410 to 480 Hz in 1 Hz increments.

Description for projects

KORG DT-4 chromatic tuner with 3-mode LED display (Strobe, Mirror, Meter); range A0–C8 (12-TET); accuracy > ±1 cent ; A4 calibration = 410–480 Hz (1 Hz); built-in condenser microphone ; 6.3 mm mono input ; auto power off ; power supply 2 × AAA (battery life approx. 18 h ); dimensions approx. 61 × 65 × 22 mm .