[RTTY] Working dupes

Jim Reisert AD1C jjreisert at alum.mit.edu
Sun Jan 21 13:28:44 EST 2007


At 01:06 PM 1/21/2007, Donald Kerns wrote:

>Can you explain to a beginner what the proper way to mark a dupe is?

In a computer-generated log (not Cabrillo), assign 0 points to it.

In a Cabrillo log, there is nothing to do - the log checking software 
will automatically throw out dupes.

The days of unmarked dupes being penalized results from non-computer 
checking of logs.  Now that most logs are checked by computer, the 
software can identify the dupes and discard them automatically, no penalty.

So it's simple - work every who calls you, regardless of whether they 
have called before.  The QSO takes longer than the explanation.  The 
chance of being duped early in a contest (when the rate is higher) is 
low.  The chance of being duped late in a contest (when the rate is 
low) is higher, but there's so much dead time between QSOs that 
working an extra guy won't impact the score.

It's also less operator fatigue to just treat all callers the same, 
whether they are a dupe or not:

   ENTER calls CQ
   INSERT sends EXCHANGE
   ENTER sends TU, QRZ
   repeat

Just keep the same rhythm going all the time.  Anything you do that 
upsets that rhythm will cost you time and/or brain cells, two things 
you can not afford to waste during a contest.

73 - Jim AD1C


-- 
Jim Reisert AD1C, 7 Charlemont Court, North Chelmsford, MA 01863
USA +978-251-9933, <jjreisert at alum.mit.edu>, http://www.ad1c.us



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