[Elecraft] K3 Power-hunting on FT8

W3FPR w3fpr111 at gmail.com
Thu Jul 20 17:39:17 EDT 2023


Pete,

Set the audio level to make the first 4 bars of the ALC meter solid with 
the 5th bar just flickering.
The K3 ALC onset is at the 5th bar, the bars below it are an aid to 
adjusting the audio properly for digital modes.

Your advice from "other K3 users" is not correct.  ALC starts at the 5th 
bar, so if they meant set it for no ALC, that may have been what they meant.

Yes, not enough audio will cause power hunting.

73,
Don W3FPR

On 7/20/2023 5:16 PM, Pete Smith N4ZR wrote:
> I've recently started operating FT8, and on advice from other K3 
> users, have been adjusting the power slider in WSJT-X to a level just 
> short of or just into the first flickers of ALC.  I did this because I 
> was advised that setting the slider for 4 or 5 bars of ALC generated 
> junk in the FT8 passband.  I am running the K3 in Data A mode
>
> Since I did this, I've noticed strange (to me, anyway) behavior from 
> my K3.



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