[Elecraft] K3 feature request - I want Ducking!

Joe Planisky jplan at jeffnet.org
Tue Jan 20 16:15:28 EST 2009


I like this ducking idea and would very likely use it.  It's sort of a  
'soft' QSK.

I certainly understand the benefits of full QSK operation, but it's  
something that I simply cannot get my brain to cooperate with.  To me,  
operating full QSK with other signals present is like trying to count  
ball bearings with two or three other people shouting random numbers  
at me.  Even without other signals, the rhythmic pulsing of the band  
noise messes me up.   I usually use semi QSK with a 1/2 second or so  
delay, but perhaps with an option for something between dead silence  
and operating volume level, I could train my brain to work full QSK.

73
--
Joe KB8AP


On Jan 20, 2009, at 9:56 AM, wayne burdick wrote:

> Keith,
>
> This is an interesting idea, and I've added it to the firmware
> wish-list. Thanks. In the interim you might try a non-zero value of CW
> semi-QSK delay, assuming you don't need full break-in.
>
> Wayne
> N6KR
>
> On Jan 20, 2009, at 9:52 AM, Darwin, Keith wrote:
>
>> No, the manual way to achieve this effect is to turn down the AF gain
>> while you're transmitting.  Sidetone is still there nice & loud but  
>> the
>> RX audio that you hear between elements is reduced.  When you're done
>> sending, you reach for the AF gain and turn it back up to the normal
>> listening level.
>>
>> Now, imagine it was automatic.  As soon as you send, the K3 turns AF
>> gain down and leaves it down until a second or so after you finish
>> sending, then it turns it back up to where it was.  This way, while
>> you're sending, the AF signal that you hear between dots & dashes is
>> quieter than when you're just listening.



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