[CQ-Contest] Summarizing the Skimmer Accuracy Thread

Barry w2up at comcast.net
Wed Feb 20 17:35:10 EST 2013


On a positive note, skimmer is NOT posting that very prolific 2x0 
callsign from the Ivory Coast - TU.
Probably not necessary as station TU signs that callsign almost every 
QSO.  Once in a while, he signs a different callsign, so there must be 
more than one op there :-)
Barry W2UP

On 2/20/2013 11:33, Tim Duffy wrote:
> K3LR is not using full break-in on any band. There is no distortion detected
> on the TX RF scope pattern. Amplifier vacuum relays are pulled in before any
> TX RF is applied by using the Win-Test PTT option.
>
> We'll try the extra half space option between K3LR's in November.
>
> If this works, lots of guys will be disappointed that they will miss the
> rare EK3 multiplier during CQWW CW 2013.
>
> 73,
> Tim K3LR
>
> -----Original Message-----
> From: CQ-Contest [mailto:cq-contest-bounces at contesting.com] On Behalf Of
> Marijan Miletic, S56A
> Sent: Wednesday, February 20, 2013 11:50 AM
> To: cq-contest at contesting.com
> Subject: Re: [CQ-Contest] Summarizing the Skimmer Accuracy Thread
>
> I guess Bob argument is biased on EK3LR events.  There are less than 100
> wrong spots from USA Skimmers.  One would also expect similar EK9CT errors
> but there are only 5.  No EK1ZZ or EK9NW.  Only 16 errors of EW3LPL.  Only
> one EU Skimmer G0KTN made EK3LR single error out of 330 proper spots.
> Average human error rate on CW is around 3 %.  Not for Z6/S56A!
>
> I suspect K3LR is using full break-in at legal power which distorts CW
> envelope causing random timing errors.  We can learn a lot from RBN!
>
> LP MMM S56A
>
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