41d. Vibration beat--A(221Hz)--COMPARISON--Lower bout--

The vibration of the lower bouts of cello weaken by setup of the endpin and accelerated by placing on the floor.


Comment:

The vibration of the lower bouts of cello weaken by setup of the endpin and accelerated by placing on the floor.
Yellow areas come out around 2.0 second at 'without endpin', meanwhile around 1.5 second at 'with endpin'. 

[ 12/06/2016 ]      Labels:  46..Beat.Data-A