MER represents the relation between the average power of DVB signal and the
average power of noise present in the constellation of the signals.
Finally it is shown a status line, which displays information about the detected
signal. The possible messages that can appear and its meaning are shown in the
following list. The messages are exposed from less to more fulfilment of the MPEG-2
standard:
No signal received
Any signal has been detected.
Signal received
A signal is detected but it can not be decoded.
Carrier recovered
A digital carrier has been detected but it can not be decoded.
MPEG-2
Correct detection of a MPEG-2 signal.
5.15
Spectrum Analyser
The Spectrum Analyser mode allows the user to discover the signals present in
the frequency band in quickly and easily and to make measurements at the same time.
To select it press
in the next figure.
Page 50
[13] key. The monitor will show a picture like the one described
70
60
50
40
30
CH:43
Figure 31.- Spectrum analyser mode.
USER'S MANUAL. PRODIG-3
FREQ:
650.00
MHz
POWER: 65.6 dBµV
SPAN : 32 MHz
03/2008