[Elecraft] ***K3 Spurious Problem Alert***

Björn Mohr bm at broadcast.se
Mon Nov 9 15:56:09 EST 2009


On 2 nov 2009, at 12.02, Bill W4ZV wrote:

> Two Topband buddies have now reported a bad spur with relatively new  
> K3s
> (April or May 2009) at only 20 dB down about 16 kHz from the  
> fundamental.

I found it useful to fiddle with the routing of the coax cables from  
the synthesizer modules to minimize the level of spurs. It won't  
completely remove them, but at least it improved the situation. I have  
an early K3 in the serial # 200 range and many spurs where introduced  
when the sub RX was installed.

I know I have at least one spur on topband that I have "masked" using  
the signal remove function. As I am travelling I cannot check the  
frequency of it right now.

73 de Björn,
SM0MDG
SE0X




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