The Korg CA-2 Chromatic Tuner is a digital tuner that is based on the old CA-1 model, but has been renovated by fundamentally changing the display, now a little larger, and the indicator that is more visible.
It is a chromatic tuner with a wide range of note detection between A0 and C8. It indicates major and minor thirds.
Tuning is done via the jack input or with a built-in microphone.
12-note tempered tuning.
Detection range: A0 (27.50Hz) - C8 (4186.01Hz): Sine wave
Reference Tone: C4 (261.63Hz) C5 (523.25Hz) : One Octave
Tuning modes: Needle (automatic), sound (manual)
Calibration function: 410-480 Hz (1Hz steps)
Detection accuracy: +/- 1/100th
Sound accuracy: +/- 1.5 hundredth
Connection jack: Inlet 1/4″
Power supply: Two 3V AAA batteries (included)
Battery life: Approximately 200 hours with alkaline batteries and 100 hours with conventional batteries, in needle mode and continuous A4 input.
Dimensions: 100mm x 60mm x 16mm
Weight: 72g (including battery)