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<TITLE>dvbsnoop - A DVB Stream Analyzer Tool, Examples: Frontend Signal
Statistics</TITLE> <META NAME="Author" CONTENT="Rainer Scherg">
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<H1>Examples: Signal Statistics</H1>
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<PRE># dvbsnoop -n 30 -pd 9 -s signal
dvbsnoop V1.1.55 -- http://dvbsnoop.sourceforge.net/
DEMUX : /dev/dvb/adapter0/demux0
DVR : /dev/dvb/adapter0/dvr0
FRONTEND: /dev/dvb/adapter0/frontend0
---------------------------------------------------------
Transponder/Frequency signal strength statistics...
max cycle count: 30
Capabilities: BER: 1 SNR: 1 SIG: 1 STAT: 1 UBLK: 1
---------------------------------------------------------
cycle: 1 d_time: 0.001 s Sig: 0 SNR: 514 BER: 0 UBLK: 4294967295 Stat: 0x00 []
cycle: 2 d_time: 0.008 s Sig: 0 SNR: 771 BER: 0 UBLK: 4294967295 Stat: 0x00 []
cycle: 3 d_time: 0.042 s Sig: 0 SNR: 257 BER: 0 UBLK: 4294967295 Stat: 0x00 []
cycle: 4 d_time: 0.008 s Sig: 0 SNR: 0 BER: 0 UBLK: 4294967295 Stat: 0x00 []
cycle: 5 d_time: 0.009 s Sig: 0 SNR: 771 BER: 0 UBLK: 4294967295 Stat: 0x00 []
cycle: 6 d_time: 0.009 s Sig: 0 SNR: 514 BER: 0 UBLK: 4294967295 Stat: 0x00 []
cycle: 7 d_time: 0.009 s Sig: 0 SNR: 771 BER: 0 UBLK: 4294967295 Stat: 0x00 []
cycle: 8 d_time: 0.009 s Sig: 0 SNR: 1285 BER: 0 UBLK: 4294967295 Stat: 0x00 []
cycle: 9 d_time: 0.042 s Sig: 0 SNR: 2313 BER: 0 UBLK: 4294967295 Stat: 0x00 []
cycle: 10 d_time: 0.009 s Sig: 0 SNR: 2313 BER: 0 UBLK: 4294967295 Stat: 0x00 []
cycle: 11 d_time: 0.009 s Sig: 0 SNR: 1542 BER: 0 UBLK: 4294967295 Stat: 0x00 []
cycle: 12 d_time: 0.009 s Sig: 0 SNR: 1542 BER: 0 UBLK: 4294967295 Stat: 0x00 []
cycle: 13 d_time: 0.008 s Sig: 0 SNR: 1799 BER: 0 UBLK: 4294967295 Stat: 0x00 []
cycle: 14 d_time: 0.009 s Sig: 0 SNR: 1285 BER: 0 UBLK: 4294967295 Stat: 0x00 []
cycle: 15 d_time: 0.009 s Sig: 0 SNR: 1799 BER: 0 UBLK: 4294967295 Stat: 0x00 []
cycle: 16 d_time: 0.009 s Sig: 46517 SNR: 52171 BER: 0 UBLK: 4294967295 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 17 d_time: 0.019 s Sig: 46517 SNR: 53970 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 18 d_time: 0.008 s Sig: 46517 SNR: 53970 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 19 d_time: 0.009 s Sig: 46517 SNR: 53713 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 20 d_time: 0.009 s Sig: 46517 SNR: 53713 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 21 d_time: 0.008 s Sig: 46260 SNR: 53713 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 22 d_time: 0.009 s Sig: 46260 SNR: 53970 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 23 d_time: 0.009 s Sig: 46260 SNR: 53970 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 24 d_time: 0.008 s Sig: 46517 SNR: 53713 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 25 d_time: 0.009 s Sig: 46517 SNR: 53713 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 26 d_time: 0.009 s Sig: 46517 SNR: 53970 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 27 d_time: 0.009 s Sig: 46517 SNR: 53970 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 28 d_time: 0.009 s Sig: 46517 SNR: 54227 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 29 d_time: 0.009 s Sig: 46517 SNR: 54227 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 30 d_time: 0.008 s Sig: 46517 SNR: 54227 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
#
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<PRE># dvbsnoop -pd 2 -s signal
dvbsnoop V1.1.55 -- http://dvbsnoop.sourceforge.net/
---------------------------------------------------------
Transponder/Frequency signal strength statistics...
---------------------------------------------------------
Sig: 52171 SNR: 55255 BER: 0 UBLK: 0 Stat: 0x1f
Sig: 52171 SNR: 55255 BER: 0 UBLK: 0 Stat: 0x1f
Sig: 52171 SNR: 55512 BER: 0 UBLK: 0 Stat: 0x1f
Sig: 52171 SNR: 55512 BER: 0 UBLK: 0 Stat: 0x1f
Sig: 52171 SNR: 55255 BER: 0 UBLK: 0 Stat: 0x1f
Sig: 52171 SNR: 55512 BER: 0 UBLK: 0 Stat: 0x1f
Sig: 52171 SNR: 55512 BER: 0 UBLK: 0 Stat: 0x1f
Sig: 52171 SNR: 55512 BER: 0 UBLK: 0 Stat: 0x1f
Sig: 52171 SNR: 55255 BER: 0 UBLK: 0 Stat: 0x1f
Sig: 52171 SNR: 55255 BER: 0 UBLK: 0 Stat: 0x1f
Sig: 52171 SNR: 55255 BER: 0 UBLK: 0 Stat: 0x1f
Sig: 52171 SNR: 55255 BER: 0 UBLK: 0 Stat: 0x1f
Sig: 52171 SNR: 55255 BER: 0 UBLK: 0 Stat: 0x1f
[...]</PRE></TD>
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<PRE>during transponder/channel scan:
[...]
cycle: 1942 d_time: 0.009 s Sig: 51657 SNR: 33153 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1943 d_time: 0.007 s Sig: 51914 SNR: 34438 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1944 d_time: 0.008 s Sig: 51657 SNR: 34181 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1945 d_time: 0.008 s Sig: 51400 SNR: 33924 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1946 d_time: 0.008 s Sig: 51657 SNR: 33667 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1947 d_time: 0.008 s Sig: 51657 SNR: 33667 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1948 d_time: 0.008 s Sig: 51400 SNR: 28784 BER: 0 UBLK: 125 Stat: 0x01 [SIG ]
cycle: 1949 d_time: 0.020 s Sig: 51657 SNR: 32896 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1950 d_time: 0.008 s Sig: 51400 SNR: 34438 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1951 d_time: 0.008 s Sig: 51657 SNR: 33667 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1952 d_time: 0.008 s Sig: 51657 SNR: 32896 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1953 d_time: 0.009 s Sig: 51657 SNR: 33410 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1954 d_time: 0.008 s Sig: 51657 SNR: 34181 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1955 d_time: 0.008 s Sig: 51657 SNR: 34438 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1956 d_time: 0.008 s Sig: 51657 SNR: 34181 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1957 d_time: 0.008 s Sig: 51657 SNR: 33667 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1958 d_time: 0.008 s Sig: 51657 SNR: 33410 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1959 d_time: 0.008 s Sig: 51400 SNR: 32896 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1960 d_time: 0.008 s Sig: 51400 SNR: 33153 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1961 d_time: 0.009 s Sig: 51657 SNR: 33153 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1962 d_time: 0.008 s Sig: 51657 SNR: 33667 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1963 d_time: 0.008 s Sig: 51657 SNR: 33153 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1964 d_time: 0.018 s Sig: 51657 SNR: 32896 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1965 d_time: 0.008 s Sig: 51400 SNR: 34181 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1966 d_time: 0.008 s Sig: 51657 SNR: 33924 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1967 d_time: 0.008 s Sig: 51657 SNR: 33667 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1968 d_time: 0.008 s Sig: 51400 SNR: 32382 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1969 d_time: 0.009 s Sig: 51657 SNR: 34181 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1970 d_time: 0.008 s Sig: 51400 SNR: 33667 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1971 d_time: 0.008 s Sig: 51400 SNR: 33153 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1972 d_time: 0.059 s Sig: 51657 SNR: 33410 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1973 d_time: 0.008 s Sig: 51657 SNR: 33924 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1974 d_time: 0.010 s Sig: 51657 SNR: 33667 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1975 d_time: 0.043 s Sig: 51657 SNR: 33667 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1976 d_time: 0.008 s Sig: 51657 SNR: 34181 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1977 d_time: 0.009 s Sig: 51657 SNR: 33410 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1978 d_time: 0.009 s Sig: 51914 SNR: 34181 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1979 d_time: 0.009 s Sig: 51914 SNR: 33410 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1980 d_time: 0.009 s Sig: 51657 SNR: 34438 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1981 d_time: 0.043 s Sig: 51657 SNR: 30583 BER: 0 UBLK: 4294967295 Stat: 0x01 [SIG ]
cycle: 1982 d_time: 0.026 s Sig: 51657 SNR: 32639 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1983 d_time: 0.009 s Sig: 51400 SNR: 33410 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1984 d_time: 0.009 s Sig: 51400 SNR: 33667 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1985 d_time: 0.008 s Sig: 51657 SNR: 33410 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1986 d_time: 0.009 s Sig: 51657 SNR: 32639 BER: 0 UBLK: 4294967295 Stat: 0x07 [SIG CARR VIT ]
cycle: 1987 d_time: 0.009 s Sig: 51400 SNR: 22873 BER: 0 UBLK: 126 Stat: 0x01 [SIG ]
cycle: 1988 d_time: 0.367 s Sig: 50886 SNR: 25957 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1989 d_time: 0.041 s Sig: 51143 SNR: 25700 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1990 d_time: 0.009 s Sig: 51143 SNR: 25443 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1991 d_time: 0.010 s Sig: 51143 SNR: 25443 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1992 d_time: 0.007 s Sig: 51143 SNR: 25443 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1993 d_time: 0.008 s Sig: 50886 SNR: 25443 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1994 d_time: 0.051 s Sig: 51143 SNR: 26214 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1995 d_time: 0.008 s Sig: 51143 SNR: 25186 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1996 d_time: 0.008 s Sig: 50886 SNR: 25700 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1997 d_time: 0.008 s Sig: 50886 SNR: 25443 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1998 d_time: 0.010 s Sig: 50886 SNR: 25443 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 1999 d_time: 0.009 s Sig: 51143 SNR: 25186 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 2000 d_time: 0.007 s Sig: 50886 SNR: 25700 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 2001 d_time: 0.008 s Sig: 51143 SNR: 25700 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 2002 d_time: 0.009 s Sig: 50886 SNR: 25443 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 2003 d_time: 0.008 s Sig: 51143 SNR: 25957 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 2004 d_time: 0.008 s Sig: 51143 SNR: 25443 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 2005 d_time: 0.008 s Sig: 50886 SNR: 25957 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 2006 d_time: 0.009 s Sig: 51143 SNR: 25700 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 2007 d_time: 0.008 s Sig: 51143 SNR: 25186 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 2008 d_time: 0.008 s Sig: 51143 SNR: 25700 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 2009 d_time: 0.008 s Sig: 51143 SNR: 25957 BER: 0 UBLK: 4294967295 Stat: 0x03 [SIG CARR ]
cycle: 2010 d_time: 0.011 s Sig: 46003 SNR: 48059 BER: 0 UBLK: 4294967295 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 2011 d_time: 0.029 s Sig: 46260 SNR: 48316 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 2012 d_time: 0.007 s Sig: 46260 SNR: 48316 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 2013 d_time: 0.009 s Sig: 46260 SNR: 48316 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 2014 d_time: 0.008 s Sig: 46260 SNR: 48059 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 2015 d_time: 0.008 s Sig: 46260 SNR: 48316 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
cycle: 2016 d_time: 0.008 s Sig: 46260 SNR: 48316 BER: 0 UBLK: 0 Stat: 0x1f [SIG CARR VIT SYNC LOCK ]
[...]</PRE></TD>
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HREF="http://dvbsnoop.sourceforge.net/">http://dvbsnoop.sourceforge.net/</A></B><BR></P>
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