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To measure band power
1 Initialize the analyzer:
Press [
Preset
].
2 Turn on averaging:
Press [
Average
], [
average on
].
3 Start an averaged measurement:
Press [
Meas Restart
].
4 Turn on the band power markers:
Press [
Marker Function
], [
band power markers
], [
band pwr mkr on
], [
band power
]
Press [
ResBW/Window
], [
detector
], [
sample
]
Press [
Marker Function
], [
band power markers
].
5 Change the width of the band:
Press [
band right
], [
Marker|Entry
],
then use the knob to move the marker to the desired location.
Press [
band left
],
then use the knob to move the marker to the desired location.
The display should similar to the one below. The grid lines have been turned off
to highlight the band power markers.
In this example you are measuring the power of the analyzer’s noise floor within
a defined band. The value displayed in the lower left corner of the display reflects
the total power within the frequency band encompassed by the markers. The grid
lines have been turned off to highlight the band power markers.
Band power magnitude
Band power markers
Making Simple Noise Measurements
2-3