Korg OT120
Orchestral TunerKorg tuners are since a while widely used by many musicians, which is a reason enough for Korg to expand the program.

Latest User Reviews
Decent tuner
I like this tuner and use it daily to tune my mandolin, guitars and whistles. It is very accurate and responsive. I used it also for fine tuning of my analog synthesizer, and it served great. Downside is plastic material of chassis, it doesn't feel great, it feels a bit cheap. Everything else is great. Maybe light bulb in it could be a bit stronger, but it serves purpose. Needle is very useful for fine tuning instruments, I am a bit old school musician, so needle gives me a confidence when fine tuning (especialy when I work with fine tunning guitar and mandolin intonation).
Gets the job done
Gets the job done well, good response and accuracy. Nice extra features as well.
Korg OT120 Tuner
Nice quality tuner with handfull of features. Iuse it in my studio. It's not cheap.
Could have been better
I purchased this orchestral tuner to try tuning my upright piano. This Korg seemed to be the only option as I could find no alternative products in this class.
The reality is that the tuner presumably does its job reasonably well, although it does not detect sounds in the far bass and far treble octaves of the piano.
Also, I was quite utterly disappointed by the build quality of the device. It is made of cheap plastic and is very, very far from feeling "solid". All the switches and buttons are very wobbly and unpleasant to touch. Overall, it feels so much different from the sturdy construction of Korg's guitar tuner pedals.
Frankly speaking, it is a big disappointment.
It's a good product. I personally know professional tuners that use this exact model.
Best Tuner i've had
It is precise, easy to use, powerful and works for everything i do in my home studio. Places comfortably on table top.
My favourite tuner!!!
This is my favorite studio/workshop tuner by far! Excellent for doing setups/intonation. The needle is much easier to work with than any LED or strobe tuners. The various modes makes it really flexible too. It works great both with mic and jack and responds very nicely to all instruments I've tried.
Of course this isn't a stomp box so it's not really suitable for a pedal board but for studio use or doing setups in a guitar workshop it is absolutely superb.
I've tried pretty much all of the most popular tuners and this one makes my job so much easier than the rest. Unlike certain hi-end strobe tuners it isn't TOO precise, just perfect.
The only con would be the display. The display fades out completely when looking at it from certain angles. It's not a huge problem but can be slightly annoying, particularly when using the tilt back legs and looking at the tuner from above. I really wish they had used a better display.
Apart from the display I have no complaints. I can honestly say I've never been happier with a tuner and it's not even particularly expensive.
Highly recommended!
does the job, no complaint
If you have to tune a variety of instruments with varying temperaments, its the tool you need. It already has some ancient instrument presets like the valotti. Has a power input if you want to avoid using batteries, a plus. If you are into early music or any non western tunings, you need one.
Superb product!
Superb product!
Very easy to use.
Have all necessary for the musicians.
Low consummation of electricity and long battery live.
Korg OT120
Probably one of the best Tuners ever....
Technical Data
- Manufactured by Korg
- Released in 2006
- Average price : $85
- Different tuning modes (12 equal tempered, Pythagorean, Werckmeister III, Vallotti, Mean Tone Eb, Kirnberger III, Young, Mean Tone D#, Kellner)
- Large display
- Tuning range A0 to C8
- Reference Tone C2 through C7
- Calibration: 349-499 Hz
- Easy handling
- Power supply not included
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