Measurement And Analysis - ONOSOKKI DS 0297 Manual

4. Measurement and Analysis

4-1. Frequency Analysis of Sound Level
(1) Select the dual-screen mode and display the time-axis waveform at the top and the power spectrum at the
bottom.
Select Display Layout from the right-click menu and then select Dual in the Display Conditions dialog.
When the top screen is active,
select Time from this drop-down
menu.
(2) Select a frequency range from 10 kHz to 20 kHz.
7
Select Dual
(up to Octuple (x8)).
Since Power Spectrum has
already been selected, Set
the channel No.