[Elecraft] PSK D Mode and random characters in received window...

Lyle Johnson kk7p at wavecable.com
Mon Sep 5 15:11:54 EDT 2011


Michael,

Threshold is not used in the present DSP firmware for PSK D mode.

Squelch is applied to the audio after the PSK detector, so it also has 
no effect.

Thanks you for these reminders, I'll look at improving this in the DSP 
firmware.

73,

Lyle KK7P

> Hello K3 users,
>
> I am using PSK D Mode on my K3 along with the K3's Utilities Terminal
> Program and have a few questions:
>
> Threshold does not seem to work in "TEXT DEC". I still get many characters
> coming thru in the Terminal Program's receive window. I have tried a "thr
> 30"  and it doesn't even seem to make any difference!
>
> Also noticed that if I use squelch the characters are still coming thru
> even though the receiver's speaker is muted! Is this normal?
>
> Any idea how to stop these random noise characters from showing up when no
> one is transmitting a PSK signal?



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