[Elecraft] P3 & K3 not quite in sync.

Matt Zilmer mzilmer at roadrunner.com
Sun Apr 6 13:25:30 EDT 2014


See p24 of the P3 Owner's Manual.  Section:  Frequency Calibration.
Yours might need a touch up.

73,
matt W6NIA


On Sun, 06 Apr 2014 13:21:24 -0400, you wrote:

>I'm on 12M and I tune in a station and I see the peak'apex of that 
>signal on the graph on the P3 but it is slightly lower than where it 
>is the strongest on the K3. To hear the station loudest and keep the 
>P3 indicator in place I need to adjust the shift one step lower than 
>the FC asterisk is set at.
>
>For example; the peak of the signal and the freq shown on the P3 are 
>on 24.899.88 (the K3 reads 24.899.884) however, on the K3's CWT 
>setting it is two marks to the left of center and the signal is 
>audibly obviously low. If I turn the shift one click CCW I hear the 
>station clearly. If I hit spot and tune to get the signal at its best 
>the frequency of the K3 shifts to 24.899.958 and I hear the station 
>as the expected but the apex of the signal on the P3 has shifted 
>left.
>
>Another example: On the P3 , the apex of the stations signal is 
>28.019.90 the station is obviously low to my ears, the K3 reads 
>28.019.900 and the signal on the CWT reads2-3 marks low. I hit spot 
>and the signal is exactly now right but the P3 now reads 28.019.96 
>and the K3 now reads 28.019.961 and the apex of the signal is 
>obviously to the left of the marker where the K3 is set.
>
>Is there a calibration I've missed that I need to perform to get the 
>K3 & P3 to be in sync?
>
>Thanks.
>
>Gary
>KA1J 
>
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Matt Zilmer, W6NIA
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