Promax HD Ranger Lite, User Manual

Page: 50 / 184

4-42 July 2015
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4.5 Specific Options in the Spectrum Analyser Mode
Access by the function key. It allows selecting among several parameters to
display the spectrum.
The advanced menu consists of the following options:
►
Average : The user can select the amount of signal values to be used
to set the average signal value to be displayed on screen.
The larger the average value, the more stable the displayed
signal appears.
►
Spectrum
Line : It defines the spectrum display. Outline option displays the
spectrum outline. The Solid option displays the contour of
the spectrum with solid background. The Transparence
option shows the outline in yellow and the background in a
softer yellow.
►
Tone Level : This option produces a tone that changes according to the
input level of the signal so the tone is sharper if the level
increases and deeper if the level decreases.
►
Marker : It allows enabling/disabling the marker. This marker is
displayed on screen with the shape of an arrowhead,
showing on screen some information about the frequency
and power level where it points. You can move left/right by
the joystick in
MK mode (press the joystick until the icon
MK appears).
When the Marker is ON at the top right corner a window
pops up with the following data:
Freq : Frequency where is placed the marker.
Level : Power level at the frequency where is placed the
marker.
Δ F : Difference of frequency between the marker and
the main cursor.
Δ L : Difference of power level between the marker and
the main cursor.
►
Marker Trace : It allows the user to select the trace to place the marker on:
Normal : It places the marker on the spectrum trace in
real time.
Reference : It places the marker on the spectrum
reference trace. To make a spectrum reference
use the
Reference function.
Max. Hold : It places the marker on the max. hold trace.
To make a maximum hold trace use the Max.
Hold function.
Min. Hold : It places the marker on the min. hold trace. To
make a minimum hold trace use the Min.
Hold function.