Ceyear 4041 Series, User Manual

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Chapter IV Spectrum Analyzer Mode
65
4.3.7 Marker menu
Marker
1 2 3 4 5 6
Marker
Normal
Detla
Marker Noise
Off On
Counter Mkr
Off On
Marker-> >
Off
All Off
·[Marker 1 2 3 4 5 6] : Press
【
Marker
】
→[Marker 1 2 3 4 5 6] to select different
frequency standards, activate a single frequency standard, place the frequency standard
at the central location of trace, and display these values in the frequency standard
display area in the upper right corner of screen.
·[Normal] : Press
【
Marker
】 →[Normal] to display the frequency and amplitude of
frequency standard. The knob, step key or numeric key can be used to move the active
frequency standard. The default unit of the displayed amplitude is dB.
·[Detla] : Press
【
Marker
】
→[Detla] to display the amplitude difference and frequency
difference between two frequency standards (time difference in case of the span of 0).
The knob, step key or numeric key can be used to move the active frequency standard.
The default unit of the displayed amplitude difference is dB.
·[Marker Noise Off On] : Press
【
Marker
】 →[Marker Noise Off On] to select the
on-off state of noise marker. When "On" is selected, the noise marker will be activated.
Then, the noise power of normalizing the noise to 1 Hz bandwidth near the activated
marker will be read; in this case, the detector will be in the sampling detection mode
when automatic.
·[Counter Mrk Off On] : Press
【
Marker
】
→[Counter Mrk Off On] to enable or disable
the frequency standard count function. If there is no activated frequency standard
currently, an active frequency standard will be activated in the middle of the screen
when the frequency standard count function is enabled.
·
【
Marker
】
: Press
【
Marker
】 →[Marker→] to pop up the soft menus related to the
marker functions. These menus are relevant to the mode (normal or differential
frequency standard mode) of frequency, span and frequency standard of spectrum
analyzer. These marker functions allow the user to change the setting of spectrum
analyzer by taking the marker as reference.
·[Off] : Press
【
Marker
】
→[Off] to deactivate the currently selected marker and related
functions, e.g. [Marker Noise].
·[All Off] : Press
【
Marker
】 →[All Off] to deactivate all the markers and related
functions, e.g. [Marker Noise].