Long L; Rms Detection; Filtered Spl; Exit - Acoustic Research Ngara User Manual

4.6.5 Long L

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Displays current Time Averaged L
Averaging starts once menu item is entered. An overload condition is indicated with an '^'.
Within this menu screen:
• Pressing SELECT will re-start the averaging time and reset any overload condition
• Pressing ENTER will exit
This display is updated once a second.

4.6.6 RMS Detection

Displays current and peak RMS algorithm results. An overload condition is indicated with an '^'.
Within this menu screen:
• Pressing SELECT will reset the display
• Pressing ENTER will exit
This display is updated once a second.
This menu item is not accessible when operating in Industrial Noise Monitor mode
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4.6.7 Filtered SPL

Displays the current band filtered SPL. Both A and C weighted. An overload condition is indicated with an '^'.
Within this menu screen:
• Pressing SELECT has no effect
• Pressing ENTER will exit.
This display is updated once a second.
This menu item is only accessible when operating in Industrial Noise Monitor mode
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4.6.8 Exit

Return to top menu structure. To return to the top level menu structure, the following steps must be carried out -
1. Activate menu item by pressing ENTER
Version — 25-7cd7566
. Both A and C weighted.
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Ngara
User Manual
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