Contents	Date of updated
1	Relationship between Time Axis Waveforms and Spectrum	2013.03.04
2	Power and Energy Spectrum Densities	2013.04.01
3	Processing acceleration signals through temporal axis double integration resulted in a parabola. Why?	2015.09.01
4	Recording printer for built-in thermal printer	2016.04.29
5	What kind of processing is the tracking setting of "ORDER PEAK" and "BAND WIDTH"	2016.06.01
6	How to return the condition to the factory default setting.	2016.07.01