[Elecraft] raspy cw audio on K3--but OK after power cycle

Rick NK7I rick.nk7i at gmail.com
Mon Sep 21 17:36:14 EDT 2020


Occasionally the filters, shift center, NR or NV kick in and I've always 
written that off as random output from the computer.  A filter reset 
(long push on the shift knob) or a mode change usually brings it back to 
what is wanted.

73,
Rick NK7I

On 9/21/2020 1:49 PM, David Gilbert wrote:
>
> Not sure how you expect anyone to help with so little information 
> provided.
>
> Did it happen only once or was it repeatable?   Do you have other gear 
> (amp, SWR meter, antenna switch, autotuner, powered speakers, etc) 
> connected to the K3 that get activated when the K3 turns on? Did the 
> problem show up on headphones or speakers?
>
> Did you only check one strong signal the first time or did you try 
> others?  In other words, how do you know that the raspy signal wasn't 
> a temporary problem on the other end?
>
> But yes, I suppose the problem could have been a scratchy relay in the 
> K3 somewhere.  That just seems less likely to me than other 
> possibilities.
>
> Dave   AB7E
>
>
>
>
> On 9/21/2020 1:33 PM, Rocky AE7US wrote:
>> I just turned on the rig, went to the CW portion of 20 meters, and 
>> when I
>> tuned in on a strong CW signal, the audio was raspy and distorted.  
>> After
>> turning the radio off and then on again, the signal sounded normal.  Any
>> ideas?
>>
>> Thanks,
>>
>> Rocky, AE7US
>
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