Promax US TV EXPLORER II, User Manual

Page: 13 / 268

USER’S MANUAL. US TV EXPLORER II
01/2008 Page 5
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ITU-T J.83/B (QAM Annex-B): Power, BER, MER, C/N and noise margin.
Presentation: Numeric and level bar.
DVB-C (QAM Annex-A): Power, BER, MER, C/N and noise margin.
Presentation: Numeric and level bar.
DVB-S (QPSK): Power, CBER, VBER, MER, C/N and noise margin.
Presentation: Numeric and level bar.
DVB-S2 (QPSK/8PSK): Power, CBER, MER, C/N, PER and LBER.
Presentation: Numeric and level bar.
DSS (QPSK): Power, CBER, VBER, MER, C/N and noise margin.
Presentation: Numeric and level bar.
CONSTELLATION DIAGRAM
Type of signal DVB-S, DVB-S2 and QAM-B.
Presentation I-Q graph.
ATSC SIGNAL PARAMETERS
Code Rate 2/3
Spectral inversion Selectable: ON, OFF.
Symbol rate 10.762 Mb/s.
ITU-T J.83/B SIGNAL PARAMETERS
Demodulation 64/256 QAM.
Symbol rate 5057 to 5361 kbauds.
Roll-off (
α
) factor
of Nyquist filter 0.15.
Spectral inversion Selectable: ON, OFF.
DVB-C SIGNAL PARAMETERS
Demodulation 16/32/64/128/256 QAM.
Symbol rate 1000 to 7000 kbauds.
Roll-off (
α
) factor
of Nyquist filter 0.15.
Spectral inversion Selectable: ON, OFF.
DVB-S SIGNAL PARAMETERS
Symbol rate 2 to 45 Mbauds.
Roll-off (
α
) factor
of Nyquist filter 0.35.
Code Rate 1/2, 2/3, 3/4, 5/6, 7/8 and AUTO.
Spectral inversion Selectable: ON, OFF.