Promax HD RANGER, Руководство пользователя

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4.5.4 F4: Advanced
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.
►
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).
►
Max. Hold.: (Off / Permanent / Curtain). It allows the user to display the
current signal with the maximum values measured for each
frequency. The OFF option disables this function. The
Curtain option displays the maximum values in blue for a
moment with the current signal. The Permanent option
maintains maximum signal on the screen. This option is
especially useful for detecting sporadic noises.
To select a parameter:
Place over the option and press the JOYSTICK.
The data field gets into the edit mode, indicated by the yellow
background.
A menu is displayed at the right with some options or if it is numeric, a
number darkens.
Move the JOYSTICK up / down to select one option. To move
between figures press right / left and to change it press up / down.
When finished press JOYSTICK or any function key to exit.
4-34 August 2012