[1000mp] Sensitivity weirdness

KB9GKC at aol.com KB9GKC at aol.com
Sun Dec 10 00:16:19 EST 2006


 
In a message dated 12/9/2006 11:10:17 P.M. Central Standard Time,  
rakenwood at comcast.net writes:

When I  installed the roofing filter, I tested and set sensitivity on 40, so
I  tuned both receivers to 7.040. Main was S9 (because I adjusted the gain  so
that it was that level when I finished the roofing filter install} and  the
sub was about s8.5.




Setting the S meter has nothing to do with maximum sensitivity after the  
roofing filter has been installed.  Find the weakest signal you can find  and 
adjust for best received signal.  Remember we are trying to hear weak  signals, 
if you want to calibrate the S meter you can do that later.
 
73
Douglas



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