Trigger Setup; Band Pass Setup - Acoustic Research Ngara User Manual

To change the wav file recording setup, the following steps must be carried out -
1. Activate menu item by pressing ENTER
2. Ngara will display current setting
3. Toggle setting using SELECT
4. Confirm selection by pressing ENTER
This menu item is not accessible when a USB session is running.
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4.5.7 Trigger Setup

This menu item toggles the stored trigger settings ON or OFF only. Actual trigger settings can only be altered using
the remote host software (See Section 5.4.3). This menu item simply provides the option to Enable or Disable
triggering without the need for a valid IP connection.
To enable or disable triggering, the following steps must be carried out –
1. Activate menu item by pressing ENTER
2. Ngara will display current setting
3. Toggle setting using SELECT
4. Confirm selection by pressing ENTER
This menu item is not accessible when a USB session is running.


4.5.8 Band Pass Setup

This menu item allows the setting of lower and upper band edges to use for band-pass filtered results. The band
edges are those defined in IEC 61260 for 1/3 fractional octave bands, ranging from 10Hz to 20kHz.
To change selected bands, the following steps must be carried out –
1. Activate menu item by pressing ENTER
2. Ngara will display current Low Band setting
3. Toggle setting using SELECT
4. Confirm selection by pressing ENTER
Version — 25-7cd7566
Table 17: Time Weighting Configuration Options
Option
FAST
SLOW
Decay
125ms
1000ms
Ngara
User Manual
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