Digital Tv: Measuring Mer - Promax TV EXPLORER HD User Manual

5.14.8 Digital TV: Measuring MER

Once determined the suitable parameters for
signal reception, it will be possible to measure
MER
the measurement screen.
Figure 39
First of all, you will see the modulation error ratio measurement:
Following, it appears the Noise Margin (
8.4 dB). It indicates a safety available margin according to the
allows signal degradation until arriving to the
Figure 40.- DVB-S2
Page 62
DVB-T/H COFDM
.- ( ) signals
QPSK/8PSK
(
USER'S MANUAL.
COFDM
MER
, press
MER
measurement screen.
NM
) measurement (in the figure value
QEF
(Quasi-Error-Free) limit value.
MER
) signals measurement screen.
TV EXPLORER HD / HD
QAM, QPSK
, or
[12] key until it appears
MER
.
MER
level measured that
10/2012
LE
8PSK