The Spectrum Window - B&K 2245 User Manual

Enviro noise partner
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Delete Markers
1. Right-click on a marker.
2. Select Delete Marker to remove the marker from the measurement.
Change Markers
1. Right-click on a marker.
2. Mouse over Change Marker to open a menu of markers.
3. Select the desired marker.
Adjust Markers
Change the boundaries of the marker using the PC app.
1. Select a marker.
2. Click and drag the cursors as needed.
Listen to Audio
If you have set up the instrument to record audio, the audio playback controls are at the bottom of the Measurement
window.
Playback speed options: 1×, 1.25×, 1.5×, 2× or 4×
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Digital gain options: Choose a value from 0 to 60 dB, in 5 dB increments
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The Table View
The table shows information and dB levels for all measured parameters of each measurement selected in the project,
for both total measurement time and the cursor. If your project includes more than one measurement, the table
includes calculations of the sum of all selected measurements, shown in bold font.
For projects with markers, the table shows information about each marker in the selected measurements, and cal-
culations of the dB levels for each individual marker as well as the sum of all markers of the same type.
Hint:
Right-click on the table and select Copy to copy its contents to your clipboard
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The table will automatically update if you move the placement of the cursor in the upper graph
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The Spectrum Window

The Spectrum window displays the frequency analysis data of measured spectrum parameters. You can view and inter-
act with the spectrum graph or view the data as a table of values.
Display Data
Once you select measurements in the list of measurements in the project, you can view up to two sets of data sim-
ultaneously in the Spectrum window. One set of data displays as dashes (and corresponds to the fields in line with
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Use the PC
App:
Examine the Project
)

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