[Elecraft] KPA-200

Jim Brown jim at audiosystemsgroup.com
Tue May 19 13:27:16 EDT 2009


On Tue, 19 May 2009 08:30:26 +0200, pa5mw at home.nl wrote:

>My results between hearing the weak signal in the noise yes/no:

>static benchmark setup: 1.8 dB
>Live on the air setup:  2.2-2.5 dB

Several years ago, N6ZFO published some statistical analysis of 
Sweepstakes score suggesting that a 1 dB increase in transmitted 
signal strength is good for about a 2.6% increase in an operator's  
score. More than once, I've unsuccessfrully called a weak station 
with 800-1,000 watts, then pushed the amp up to legal power and 
worked him. It depends on QRM and QRN on the other end, and 
sometimes whether his RX antenna is pointed in your direction. I 
work a lot of stations that I wouldn't have heard without my 
Beverages. And lots of guys are stuck with S8 noise levels. 

73,

Jim Brown K9YC




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