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Re: [CQ-Contest] Spacing note for RBN users

To: reflector cq-contest <CQ-Contest@Contesting.COM>
Subject: Re: [CQ-Contest] Spacing note for RBN users
From: donovanf@erols.com
Date: Thu, 22 Apr 2021 16:01:04 -0400 (EDT)
List-post: <mailto:cq-contest@contesting.com>
Hi Joe, 


The good news is you'll have a lot less QRM during contests because 
the skimmers won't reliably detect your non-standard Morse spacings... 


73 
Frank 
W3LPL 

----- Original Message -----

From: "Joe" <nss@mwt.net> 
To: "N4ZR" <n4zr@comcast.net>, "reflector cq-contest" 
<CQ-Contest@Contesting.COM> 
Sent: Thursday, April 22, 2021 4:08:26 PM 
Subject: Re: [CQ-Contest] Spacing note for RBN users 

Hello Pete, 

Two questions. 

Does Farnsworth spacing's have any effect? I like to run my letter 
speed at 25 to 30 wpm, but the say "Word" speed at 20 to 25 wpm. 

and 

Varying spacing's, Like our club call W9ET if i run it "as is" I get a 
LOT more repeats. 

But in like N1MM+ if I use W9~e~T insert the half spacings, I almost 
never ever get any repeat requests. 

One More I havent tried it yet, but to emphasize the "T" in the call, 
say I'm running at 25 wpm, but just for the "T" I drop to 20 or even 15 
to emphasize that it is a dash. and make it really obvious the 
difference between the "E & "T" 

Joe WB9SBD 

On 4/22/2021 9:35 AM, N4ZR wrote: 
> When trying to decode callsigns for the RBN, the CW Skimmer Server 
> software developed by VE3NEA relies on proper CW spacing to determine 
> what is part of a callsign and what isn't. This can result in 
> problems in contests where abbreviations of the contest name are 
> commonly part of the CQ and sent just before the callsign. For 
> example, "CWT" is often run together with the sender's callsign, 
> resulting in spots of K4 stations with prefixes like "TK4". "WW", 
> "MM", and other contest abbreviations, when run together with the 
> sender's callsign, can have a similar effect. The resulting spurious 
> spots can replace what should be good spots - for example in the 
> Available and Bandmap windows in N1MM+ - so it would be very much in 
> senders' interest to correct their spacing if they see this happening. 
> 

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