[Dxspider-support] Alternative/additional comment elements in spots

Björn Ekelund bjorn at ekelund.nu
Thu Jan 13 20:52:36 GMT 2022


Around 2013 the world renowned contester Jose CT1BOH invented a scheme for
RBN spot
quality assessment that was later implemented in AR Cluster Version 6.

Unlike the Q: method in DXSpider, the method never suppresses spots but
instead tags
them with a quality assessment.

Since contest loggers like Win-Test and DXLog make use of these tags, ARC6
nodes have
been popular with contesters. It however seems it is increasingly difficult
to get ARC6 nodes
to run since after the demise of the author since the software only exists
in binary form
and Microsoft's updates to the .NET runtime keep killing nodes.

Being the only free cluster software in active development, DXSpider seems
to be becoming the
backbone of the DX cluster.

Jose's scheme adds a tag in the rightmost end of the comment field, V for
validated, ? for unknown,
B for busted (with an optional corrected call included within parentheses),
and Q for QSY.
http://lists.contesting.com/_cq-contest/2013-11/msg00085.html
http://reversebeacon.blogspot.com/2013/08/testing-spot-quality-filters.html

You can see it live by connecting to any ARC6 cluster node and typing
"SET DX EXTENSION SKIMMERQUALITY". You can see an example below. There is
also filtering
options but these are typically not used for contesting since you do not
want to miss spots by
single skimmers.

I (and surely many other contesters) would love to see these tags available
also from DXSpider.
Particularly since it seems the end of life for ARC6 is approaching.

I believe that most of the logic required to determine the tags is already
there and used to determine
the Q:# elements. Supporting this use case would of course also require
allowing single skimmer spots
through, since they are the spots tagged with ?.

Björn SM7IUN

DX de S50ARX-#:  14035.0  RO22NY       CW 21 dB 27 WPM CQ           V 1119Z
DX de BG4GOV2-#:  7017.0  JH6LDY       CW 6 dB 17 WPM CQ            ? 1119Z
DX de MM0ZBH-#:  14007.5  EA1EYL       CW 26 dB 20 WPM CQ           V 1119Z
DX de OH6BG-#:   14035.1  RO22NY       CW 27 dB 27 WPM CQ           V 1119Z
DX de LZ4UX-#:   14029.0  SQ6IS        CW 6 dB 19 WPM CQ            ? 1119Z
DX de HB9JCB-#:  21031.3  DL0AET       CW 6 dB 22 WPM CQ    (DL0AA) B 1119Z
DX de HB9CAT-#:  14025.6  UA9MA        CW 12 dB 32 WPM CQ           V 1119Z
DX de UA0S-#:    14035.0  RO22NY       CW 3 dB 28 WPM CQ            V 1119Z
DX de OH4KA-#:    7011.0  LY13LY       CW 5 dB 26 WPM CQ            V 1119Z
DX de DO4DXA-#:  14007.5  EA1EYL       CW 23 dB 20 WPM CQ           V 1119Z
DX de DO4DXA-#:  14024.0  RC6AQ        CW 10 dB 23 WPM CQ           Q 1119Z
DX de TF4X-#:    14051.9  ON6KE        CW 22 dB 18 WPM CQ           ? 1119Z
DX de OG66X-#:   14051.9  ON6KE        CW 30 dB 19 WPM CQ           V 1119Z
DX de EA1URA-#:  14051.9  ON6KE        CW 24 dB 19 WPM CQ           V 1119Z
DX de KP2RUM-#:  14052.0  ON6KE        CW 12 dB 18 WPM CQ           V 1119Z
DX de R9IR-#:    14037.5  RA4ZA        CW 6 dB 20 WPM CQ            V 1119Z
DX de RN4WA-#:   14035.0  RO22NY       CW 33 dB 26 WPM CQ           V 1119Z
DX de K5TR-#:     7038.0  K3Y/9        CW 21 dB 15 WPM CQ           V 1119Z
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