An outline of comparison
To compare microphone position in Piano recording. Ludwig van Beethoven's Piano Sonata No. 27 in E minor, Op. 90, Played by Shion Ota in Nagoya University of Arts's hall on Aug 2021.You can feel the difference between left hand and right hand balance depends on microphone position.
Please click the following photo.You can listen it. Sound format is 44.1kHz mp3 320kbps.