[Elecraft] New K3 Firmware: Pileup-inspired AGC changes

Jim Brown jim at audiosystemsgroup.com
Wed Feb 25 23:19:50 EST 2009


On Wed, 25 Feb 2009 14:39:16 -0500, garyhvizdak at cfl.rr.com wrote:

> Does this new firmware eliminate the need for really narrow roofing
>filters?  Does it make them even more useful?  Does it not have any 
>bearing?

The benefit of all of this software tweaking and the roofing filters and 
the operator working hard to learn the radio and radios in general are 
all additive! 

Someone just posted that they had trouble in pileups during the contest 
last weekend, but the radio worked better when they turned on the 
attenuator and turned down the RF gain. DUH!  I learned that in 1957 -- 
but younger operators never learned it, since modern radios depend so 
heavily on AGC. 

73,

Jim K9YC 





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