[Amps] Weakness of first two letters of call signs

Bruce w8hw at comcast.net
Tue Oct 6 08:40:08 EDT 2020


You are so correct Victor. I have a special problem with my call (W8HW) 
on CW as often would get logged as "W8SW" if I only sent it once. I 
quickly learned to send my call sign two (2) times in pile-ups and that 
serves to reduce errors and reduces "busted logs" problems. It takes 
less time to send call twice and get it right than it does to correct it 
later, and later_often_ does _NOT_ work as by then the pile up starts 
again and makes it impossible to correct.

73, Bruce, W8HW

===========================

On 10/6/2020 7:09 AM, Victor Rosenthal 4X6GP wrote:
> Jeff,
>
> I don't think most amps do this, but I know that some transceivers do 
> (e.g., the Elecraft K3 under some circumstances, due to its 
> closed-loop power control). There is also a psychological mechanism at 
> work, I think. At least in my case, I sometimes become aware of a very 
> weak signal calling me after the first few characters, at which point 
> my brain locks in on it. Finally, sometimes there is QSB which takes 
> out part of a call.
>
> Operators have been told over and over ONLY SEND YOUR CALL ONCE! Well, 
> not every situation is a Bouvet Island pileup, and -- especially on 
> the low bands -- I would really like it if callers would send their 
> calls two or three times.
>
> 73,
> Victor, 4X6GP
> Rehovot, Israel
> Formerly K2VCO
> CWops no. 5
> http://www.qsl.net/k2vco/
> .
> On 06/10/2020 13:24, Jeff in Mali: via Amps wrote:
>> In my pileups, I find that people often send their call signs only
>> one time. Most call signs are of the form XX#YY or XX#YYY. By the
>> time their sending gets to the #, their signal is strong enough so
>> that I can copy the rest of the call. i am wondering if it is a
>> common property of amplifiers that they take a finite time to reach
>> full power and that as people send their call sign, the first couple
>> of letters are being transmitted at less than full power? Do people
>> in the group have any experience with this phenomenon, or is it just
>> my imagination? I try to get people to send their call 3 times (QSZ
>> 3), but someone has convinced a lot of operators that once is
>> enough. 73, Jeff TZ4AM 
>
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