[CQ-Contest] Speed Change Prevents Skimmer Spot

Larry K4AB k4ab at hotmail.com
Tue Jul 20 16:03:26 PDT 2010

So that means a human ear can copy a CQ at 35 wpm, and the callsign

at 30 wpm, but the skimmer can't.


Oh, thats too bad.



Larry K4AB
> Date: Tue, 20 Jul 2010 17:09:08 -0400
> From: n4zr at contesting.com
> To: cq-contest at contesting.com
> Subject: [CQ-Contest] Speed Change Prevents Skimmer Spot
> After consultation with VE3NEA, he confirms that any speed change 
> between the keyword (CQ, TEST etc.) and the call-sign will stop CW 
> Skimmer cold. Also, CQs in the format TEST N4ZR (only one of each) will 
> be spotted.
> For those who are interested, I will be publishing on 
> skimmertalk at contesting.com a full explanation of how Skimmer identifies 
> CQers (run stations) and validates callsigns.
> -- 
> 73, Pete N4ZR
> The World Contest Station Database, updated daily at www.conteststations.com
> The Reverse Beacon Network at http://reversebeacon.net, blog at reversebeacon.blogspot.com,
> spots at telnet.reversebeacon.net, port 7000
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