[Dxspider-support] Self-spotting and de-duplication

Kin ea3cv at cronux.net
Mon Jan 13 17:36:41 GMT 2025


René,

I think of it as a public library. I focus on technical subjects, but it
doesn't bother me that there are hundreds of shelves with all kinds of
subjects. I may never go near those shelves, but ... what if one day I
decide to do so?
After so many decades of radio, today we have the possibility of having a
lot of information, the important thing is that it is available and that
everyone can decide how best to use it.

Radioamateurs are like other people, we are very comfortable and reluctant
to change. They can offer us an incredible tool, but we prefer the old web
we know, especially if we use a mouse and no commands -that gives us a
headache- ;)

Kin

-----Mensaje original-----
De: Dxspider-support <dxspider-support-bounces at tobit.co.uk> En nombre de
Rene Olsen via Dxspider-support
Enviado el: lunes, 13 de enero de 2025 18:01
Para: The DXSpider Support list <dxspider-support at tobit.co.uk>
CC: Rene Olsen <rene at rcolsen.dk>
Asunto: Re: [Dxspider-support] Self-spotting and de-duplication

Hi.

To be honest I am not quite sure how to respond to this, without stepping on
someones toes. 
But here it goes.

You are aware that the DX-Cluster system is also used by casual users, who
couldn't care less about bandmaps, contests and what else?

DX-Clusters have been used just fine for 30+ years, without the use of RBN.

> A cluster node without skimmer spots is of very little value.

That is some statement. So what you are saying, is that all DX-Clusters
without RBN feed might as well close down? I mean since they are of very
little value.

RBN is probably a good thing for some. But the user can turn it OFF if the
user don't want it.

I don't know how much RBN spots are used on various DX-Clusters. I can only
speak for OZ5BBS-7. I have an average of maybe 45-55 users on a daily basis.
Not many of them have enabled the RBN feed.

I doubt that the casual user of a DX-Cluster wants to get a DX spot of some
W station spotting itself 930 times during the CQWW contest.

Its like everything revolves about contesting. Thats not the case.

Many users who use DX-Clusters, couldn't care less about contests.

I am not saying that DX-Clusters shouldn't evolve, and we should be stuck at
how it was 30 years ago. But, it should be done with the casual DX-Cluster
user in mind as well.

I hope I didn't step on too many toes here :-)

Vy 73 de Rene / OZ1LQH


On 12 Jan 2025 at 22:51, Björn Ekelund via Dxspider- wrote:

> A cluster node without skimmer spots is of very little value.
> The reverse beacon network produces about 12 million spots on a big 
> contest weekend. This is consolidated and de-duped into perhaps half a 
> million.
> With this in mind, what makes a few thousand self spots a problem?
> 
> The days of watching the telnet feed scroll by are long gone.
> Today computers turn the spot flow into bandmap items and lists of 
> wanted stations.
> The cluster connection is just a data feed. Not a user interface.
> 
> Björn SM7IUN
> 
> On Sun, Jan 12, 2025 at 9:41PM Rene Olsen via Dxspider-support < 
> dxspider-support at tobit.co.uk> wrote:
> 
> > Hi.
> >
> > Does this mean that we can get selfspots every 3 minutes from 5000+ 
> > users or whatever?
> >
> > If thats the case it is just stupid.
> >
> > If it is really the case, it makes one wonder if it is even worth 
> > running a spider node anymore. It will totally ruin the entire idea 
> > of DX clusters. Which is not to allow some OZ station or whatever, 
> > to send self spot every 3 minutes 24/7.
> >
> > Just my opinion.
> >
> > Vy 73 de Rene / OZ1LQH
> >
> > On 12 Jan 2025 at 18:54, Björn Ekelund via Dxspider- wrote:
> >
> > > Some of the default settings of DXSpider seem optimized for users 
> > > staring at the telnet feed.
> > >
> > > In my scripts/startup I have added
> > >
> > > set/var $RBN::respottime = 180
> > > set/var $Spot::minselfspotqrg  0
> > >
> > > A cluster node should never suppress a self spot. The minimum self
> > spotting
> > > periodicity is set
> > > by the contest's rules and the cluster should never interfere with
this.
> > > Typical minimum periods for
> > > self spotting in contests are between 3 and 10 minutes.
> > >
> > > If DXSpider does suppress self spots under certain conditions I 
> > > would
> > like
> > > to know how to disable this.
> > >
> > > Björn SM7IUN
> > >
> > > On Sun, Jan 12, 2025 at 4:35PM Keith, G6NHU via Dxspider-support < 
> > > dxspider-support at tobit.co.uk> wrote:
> > >
> > > > Now that self spotting is allowed for a trial period in all RSGB 
> > > > HF contests, I´ve been asked about self-spotting and submitting 
> > > > duplicate spots by a couple of my users.
> > > >
> > > > Some time ago I set minselfspotqrg to 0 to allow self spotting 
> > > > but
> > what is
> > > > the situation regarding duplicates because I understand some 
> > > > logging software can now self spot every few minutes.  I don´t 
> > > > necessarily
> > agree
> > > > with this but it´s going to happen more and more.
> > > >
> > > > What´s the period during which the cluster will reject a self 
> > > > spot as a dupe please and is there a variable that can be tweaked to
adjust it?
> > > >
> > > > Thanks,
> > > >
> > > > 73 Keith.
> > > > _______________________________________________
> > > > Dxspider-support mailing list
> > > > Dxspider-support at tobit.co.uk
> > > > https://mailman.tobit.co.uk/mailman/listinfo/dxspider-support
> > > >
> > >
> >
> >
> >
> >
> > _______________________________________________
> > Dxspider-support mailing list
> > Dxspider-support at tobit.co.uk
> > https://mailman.tobit.co.uk/mailman/listinfo/dxspider-support
> >
> 




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