[Elecraft] k3 main rcvr issue

[Don Wilhelm]

Jim,

Did you do the calibrations?  Particularly the Synthesizer and Reference 
Oscillator?
If not, try those first, and if you have already done that, try doing it 
again.

73,
Don W3FPR

On 10/5/2013 1:15 PM, Jim Mornar wrote:
> Hello,
>
> I just completed assembly of my K3/100 with subrx and 2.8khz, 400hz and
> 250hz filters in each rcvr.  Very impressive rig.
>
> On the main rcvr, while tuning across the 40m band, I get a "dead spot"
> about every 5khz, thats about 1/2 khz wide.  I would say any signals are
> attenuated at least 20 db.  The interval varies from band to band.  It seems
> to do it on all bands to a varying degree.  The problem does not show up on
> the sub rcvr... any thoughts?
>
> I was going to try and remove the sub rx and see if that has any affect.
>
>