[CQ-Contest] History of Low Power Category

Mark n2qt.va at gmail.com
Tue Sep 16 14:52:50 EDT 2014


Actually if you run so2r you can also add the db loss of your filters (as they go between the 
rig and Amp).  Adding this on to the 150/100 watt gain and you start to make a significant 
difference.

After all we think of the effort we go through to get another couple of db out of our antennas 
and feedlines.

Mark. N2QT

> On Sep 16, 2014, at 2:20 PM, John Unger <w4au at verizon.net> wrote:
> 
> I think I remember that a number years ago ARRL or NCJ changed the NAQP from 150W to 100W. As I recall, one of the reasons given was that then stations would not have to use amps to get up to the 150W level. I was surprised at that revelation mainly because I had never thought of doing it! Maybe that ~1dB would have helped...
> 
> 73 - John, W4AU
> 
> 
>> On 9/16/2014 7:38 AM, Randy Thompson K5ZD wrote:
>> I was recently asked why the CQ Contests use 100W as the limit for low power
>> and the ARRL Contests use 150W.  I had not really thought about this much
>> and wonder if anyone can explain how the limits were chosen.
>> 
>>  
>> The CQWW introduced a low power category in the writeup for the 1990 CQ WW
>> SSB Contest (and the rules for 1991).  It  is assumed that 100W was chosen
>> because it was easily accomplished by most barefoot transceivers or radios
>> of the time.
>> 
>>  
>> Can anyone explain the history of the ARRL selection of 150W?  The slightly
>> higher power level can be reached by some radios, but it also encourages
>> "low power" stations to run an amplifier to gain that extra db between 100W
>> and 150W.
>> 
>>  
>> It would be nice if all contests used the same low power limit.  Not because
>> one limit is more right than another, but so there would be less confusion.
>> Last year there was one entrant that entered CQWW as low power and then
>> realized they had exceeded 100W (I think they ran 110W or 120W).  They asked
>> to have their entry reclassified to high power.  Admirable integrity, but
>> unfortunately caused by the confusion between ARRL and CQ category limits.
>> 
>>  
>> Randy, K5ZD
>> 
>>  
>>  
>>  
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> 
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