This view contains the pressure-residual intensity index history for the selected probe.
Upper graph
The upper part of the screen shows the pressure-residual intensity spectrum, along with the IEC 61043 minimum requirement.Use arrow keys or tap to navigate.
Lower graph
The lower part of the screen shows the history of the selected frequency band over time. Tap the lower part to activate it. The time and date for the current spectrum is shown at the bottom. Use arrow keys or tap to navigate.