[Elecraft] K3 audio artifacts

[Merv Schweigert]

Also agree,   everyone brags so much on the K3 QSK that I thought it was
just a problem here.  I have almost stopped using it because of the "junk"
created when keying with any signals nearby.

Merv K9FD/KH6

> I agree with Vic. QSK is sometimes painful.
>
> CW Exuberantly,
>
> Hank, W6SX
>
>
> On Tue, Nov 18, 2014 at 4:27 AM, Vic Rosenthal 4X6GP/K2VCO <
> k2vco.vic at gmail.com> wrote:
>
>> I know I might be beating a dead horse, but my recent experience in big,
>> noisy pileups has made this problem stand out.
>>
>> The t/r transitions in QSK and semi-QSK CW when there are nearby strong
>> signals make a horrible racket -- enough to make me turn down the volume
>> when sending, which negates the utility of QSK, of course.
>>
>> Although the QSK is smooth and quiet on a quiet band, this is not the case
>> when there are strong signals around. Here in 4X the EU signals can be
>> super-strong, and in recent FT4TA pileups, the banging and crashing around
>> my sidetone made operating sheer torture.
>>
>> Yes, I am using QRQ mode (I listen to the DX on the subrx and the pileup
>> on the main so as to make this possible) and New QSK. It doesn't matter.
>>
>> The problem is as bad or worse in 'simplex' operation when numerous
>> stations are calling a DX station on the same frequency.
>>
>> I understand that this is caused by the limitations of the synthesizers.
>> But I have discussed with Wayne and Lyle the possibility of changing the RX
>> muting function, which would slow down the QSK but at least make it quiet.
>> Fast QSK is worthless if I have to turn down the audio to protect my
>> eardrums!
>>
>> This would do a huge amount to increase the operating pleasure of serious
>> CW operators. The feature could be optional so those who like to ragchew at
>> high speed in QRM-free spots could turn it off.
>> --
>> 73,
>> Vic, 4X6GP/K2VCO
>> Rehovot, Israel
>> http://www.qsl.net/k2vco/
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