NARDA IDA, Operating Manual, Page: 121 / 292

6.10 The Marker function
Narda IDA - 3106
113
6.10.5 Changing the marker evaluation settings
(Marker Settings)
Marker • Marker Settings
The peak marker evaluation functions can be set using the
Marker Settings
softkey.
Setting a threshold (Peak Threshold)
Peak Threshold allows you to set a threshold within the range RL+20 dB to
RL-120 dB. This ensures that only values above the noise floor are
recorded for the evaluation. Values below the threshold are ignored. You
can evaluate up to 50 peaks.
To select a threshold value:
1.
Press the
Peak Thrsh.
softkey until
On
appears.

The function is activated.
2.
Press the
Set Threshold
softkey.

A table showing the threshold value appears; this value is also shown
at the same time as a horizontal line on the measurement screen.
3.
Select a value with the rotary control knob, and press
OK
to make the
setting.
Setting a minimum signal peak excursion
(Peak Excursion)
Whereas Peak Threshold sets a threshold that the peak values for an
evaluation must exceed,
Peak Excursion
defines how far the peak
excursion has to be for the signal to be included as a peak in the list (setting
range 0 – 20 dB)
To select a Peak Excursion value:
1.
Press the
Peak Excursion
softkey until
On
appears.

The function is activated.
2.
Press the
Set Excursion
softkey, select a value with the rotary control
knob, and press
OK
to make the setting.