[Elecraft] K2 intermittent problem

Geoffrey Mackenzie-Kennedy lx2ao at pt.lu
Sun Apr 8 10:36:26 EDT 2012


Igor,

When the problem appears, is the offset always the same plus minus say 5 Hz?

Also, did you try knocking the RF board in the region of the PLL reference 
oscillator's crystal X1?

73,
Geoff
LX2AO


On April 08, 2012 at 10:28 +0200, Igor Sokolov wrote:


> Just discovered that knocking RF board in the region of the K14 and K15
> relays makes the problem to appear or disappear. The offset does not 
> depend
> on the CW pitch  setting and is close to 1 khz.



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