Graphs Page - DEVA Broadcast DB7000 Maintenance And Operating Instructions

GRAPHS PAGE

Enter the Main Menu page and select the Graphs icon, press OK button to enter the menu.
Graph page represents the value of a measured signal over time. The X axis of the data plot area
represents the elapsed time in seconds. New peak value sample is added to the data graph every
125ms. Up to 20 seconds of measurement history is available for each signal. The newest sample
is on the right side of the graph. The current signal name and measurement unit are displayed in
the top left corner of the data plot.
A bar graph indicator, placed on the right part of the screen, is used to display the instantaneous
value of the selected signal. The low, average and high values of the measured signal are represented
in shaded color.
Buttons:
SB1 to SB4 – lead to different screens of the menu
OK – leads back to Main menu page.
Up/Down – Change the currently displayed signal. The following signals can be selected:
•
RF Level – from -10 to 110 in dBµV;
•
Multipath level from 0 to 50 in % (percent);
•
Total MPX deviation from 0 to 125 in kHz;
•
Pilot level from 0 to 15 in kHz;
•
RDS level from 0 to 15 in kHz;
•
Left audio level from -60 to 10 in dB;
•
Right audio level from -60 to 10 in dB;
•
Frequency offset of the RF carrier from -50 to 50 in kHz;
•
Temperature in the device from -10 to 90°C.
65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria
E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com
Graph history of RF level
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Tel: +359 56 820027, Fax: +359 56 836700