Teaching 30 kids to tune violins is a nightmare. Placing one Korg AT2 Top on the teacher’s desk with the large display allows the whole class to see the needle. The "Sound Out" feature (built-in speaker) plays a reference tone (E-A-D-G-B-E) so students can tune by ear.
| Model | Accuracy | Auto Mode | Polyphonic | Strobe | Price (approx.) | |-------|----------|-----------|------------|--------|------------------| | Korg AT-2 | ±1 cent | Yes | No | No | $25–35 | | Korg Sledgehammer Pro | ±0.1 cent | Yes | No | Yes | $50–60 | | TC Electronic PolyTune 3 | ±0.5 cent | Yes | Yes | No | $80–100 | korg at2 top
The AT-2 uses a digital signal processor (DSP) to analyze the incoming waveform from either the built-in microphone or direct input. It performs Fast Fourier Transform (FFT) to identify the fundamental frequency, compares it to the nearest equal-tempered note, and displays the deviation in cents. The “auto” mode eliminates the need to select an instrument or note. Korg AT2 Top — Overview and Review The
If you’d like, I can expand this into a longer draft with introduction, methodology (testing tuning accuracy), results, and conclusion sections. Just let me know. Korg Inc
First, let's clarify the terminology. Korg’s naming convention can be confusing. The core model is the Korg AW-AT2. The "Top" usually refers to two things:
The AW-AT2 replaced the legendary AW-LT2. While the LT2 was great, the AT2 "Top" adds a High-Precision Mode and a redesigned sensor that filters out ambient noise twice as effectively.
When you hold the Korg AT2 Top in your hand, the first thing you notice is the screen. It isn't just big; it is a Full-dot LCD. Unlike older tuners that look pixelated, this screen is crystal clear.