[Elecraft] K3 - noise reduction query
John, 9H5G
kk4oyj at gmail.com
Fri Jul 4 10:21:04 EDT 2014
Bill,
I suggest you use your TS-480 rather than the K3 if that's what works for you. Personally, mine has been gathering dust since I got my K3.
73 de John, 9H5G
> On Jul 4, 2014, at 3:36 PM, "Joe Subich, W4TV" <lists at subich.com> wrote:
>
>
> > The sad part is that My cheap little Kenwood TS480 does a much better
> > job of cleaning up this noise.
>
> You are trolling for complaints on the Elecraft noise reduction - not
> looking for a "solution". The Elecraft noise reduction is designed for
> "smooth" noise - not impulse noise which is a noise blanker function.
>
> A smooth noise reduction system (LMS) operates by forming bandpass
> filters around what it determines to be "signal" components and passing
> just the "signal". You will have better results with lightning by
> working with the noise blanker - probably on a "long" setting - as
> it is designed to work with fast rise time signals.
>
> 73,
>
> ... Joe, W4TV
>
>
>> On 2014-07-04 9:17 AM, Bill W2BLC wrote:
>> It is lightning season and I have been floundering around the menus on
>> the K3's DSP NR system. I have found no setting that really do much of
>> clean-up on lightning static. I also have tried using the ATT and RF
>> Gain settings also.
>>
>> The sad part is that My cheap little Kenwood TS480 does a much better
>> job of cleaning up this noise.
>>
>> Of course, lightning static is very random and difficult to reduce. My
>> use of HF is 40 and 75, so directional antennas are not an option - as
>> some suggested.
>>
>> Please do not answer with direct emails - the group needs to share in
>> this knowledge.
>>
>> Thanks,
>>
>> Bill W2BLC K-Line
>>
>>
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