Planar IT-088, Руководство по эксплуатации

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4.3. Measurement Procedure
4.3.1. General Information
The IT-088 offers five functions of signal level measurement and three functions of
DVB-T/H signal reception quality.
a) measurement of signal level in the frequency point simultaneously with TV signal
parameters, as well as measuring alternating and direct power at the input of the Analyzer
in
LEVEL measurement mode;
b) signal spectrum analysis in SPECTRUM mode;
c) TV signal parameter measurement in SCAN mode;
d) TV signal level tilt measurement in TILT mode;
e) TV signal level ripple measurement in RIPPLE mode;
f) DVB-T/H reception quality measurement with table representation in DVB-T/H
TABLE mode;
g) DVB-T/H reception quality measurement with graphic representation in DVB-T/H
GRAPHIC mode;
h) DVB-c reception quality measurement with constellation diagram in DVB-T/H
CONSTELLATION mode.
The c), d) and e) modes perform bar-graph measurements. To select the required mode
use arrow keys or functional keys.
Pressing « » and « » arrows in the main menu (figure 4.3) move the icon of the
required mode into the bottom line of the screen. The icons correspond to the modes as
follows:
a) LEVEL mode ;
b) SPECTRUM mode ;
c) SCAN mode ;
d) TILT mode ;
e) RIPPLE mode ;
f) DVB-T/H TABLE mode ;
g) DVB-T/H GRAPHIC mode ;
h) DVB-T/H CONSTELLATION mode .
Figure 4.3
To complete the selection of the mode press the functional key, which is under the
required icon. To return back to the main menu press «MENU/ENTER» key. If you are
selecting the mode with the active channel plan, first the following message will appear on
the screen:
Channel table name: with the name of the selected plan.