[SCCC] Skimmer Networks

Bill Shell n6ws at n6ws.com
Mon Mar 24 21:56:46 EDT 2014


All SCCC'ers,

I have been running DXSpider on a Raspberry Pi as a dedicated node to 
feed N1MM worldwide spots and either the RBN or RCK skimmer network for 
the particular contest I am playing in.  I have the N6WS-2 DXSpider node 
set to filter out dupes within +/-200 Hz, and not update the same 
callsign within that frequency range for 10 minutes.

I was wondering how many SCCC members use RBN, RCK, or local skimmers to 
populate bandmaps.  If you do use the skimmer networks, what method do 
you use to filter out duplicates or to add source filters.  During 
contests I typically set my source filters in the morning hours for 
zones 1-5, & 14, and in the afternoon shift to zones 1-5 & 25.  I'm not 
sure that is optimum, but it works pretty good for me.  I set N1MM to 
timeout spots after 10 minutes which keeps the bandmap pretty current.

My N6WS-2 DXSpider node is used occasionally during contests by some of 
the other local contesters, but I am usually the only user. N6WS-2 is 
accessible at n6ws.dyndns.org:7302, if anyone wants to see how it 
works.  If you would like to limit the spots to zones 1-5, you can use 
the command:

reject/spot 1 not by_zone 1,2,3,4,5

If anyone has any thoughts on improving this this method of populating a 
bandmap, I would appreciate any suggestions.

TU es 73,
Bill
N6WS



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