An outline of comparison
To compare microphone position in Piano recording. J.S.Bach’s Englich Suite No.2 BWV807 Prelude and Maurice Ravel’s La Valse, Played by Shion Ota in Nagoya University of Arts's hall on Sept 2021.You can feel the difference between balance of direct and indirect sound depends on microphone position.
Please click the following photo.You can listen it. Sound format is 44.1kHz mp3 320kbps.