Hi
If this is the case is there any way to determine exactly where or when this 
happens? Does it happen as I described?  Can one use the BW command to  
actually compensate?  Does it occur in USB only? 
Thanks for any insight. 
73's Tom

On Sep 22, 2014 7:25 PM, Don Wilhelm <[email protected]> wrote:
>
> Tom, 
>
> I don't know the answer, but what I can inject is the fact that the KX3 
> shifts to Weaver demodulation at some point, it may be at 1.7 kHz. 
> That would affect the signal peaks without substantially changing the 
> sound of the signal on the KX3. 
>
> 73, 
> Don W3FPR 
>
> On 9/22/2014 7:13 PM, [email protected] wrote: 
> > Hello,I received reports recently about the signal peaks that are seen in 
> > software based panadapters appear to shift by approximately 1.25kHz when 
> > the bandwidth control is changed from 1.8 to 1.7. in USB mode on the K3 
> > 
> > 
> > At 1.8 the IS command returns 1500 in USB and the BW command returns BW0180 
> > AT 1.7 the IS command returns 1500 in USB and the BW command returns BW0170 
> > which is normal behavior. 
> > 
> > 
> > I have investigated this and it indeed happens when the bandwidth is 
> > changed from 1.8 to 1.7 
> > The sound of the signal nor the tuning of the radio is changed. However, a 
> > QSY to the original peak will detune the signal. 
> > This has been confirmed in Win4K3Suite, NAP3 and HDSDR. 
> > 
> > 
> > Can someone check this please on the PX3? 
> > This is on the latest firmware of 2.19 
> > 
> > 
> > Thanks, Tom va2fsq 
> > 
>
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