RealTimeSound displays the following three soundinformation.
* Sound wave detected by microphone input plug
* Sound spectrum (FFT is applied to analyze a sound wave)
* Sound pressure level (dB)
you can do the following on the graph of sound waveandspectrum.
* Shift the display area by dragging
* Zoom in and out by pinching (or push the buttons on the rightofthe screen)
The button to restore the graph area is displayed .